プロトタイプ · プレビュー版:公式レジストリのすべてのサーバーを掲載し、30分ごとに同期しています。レビューとアカウント機能は今後のステップで始まります。
PopNx MCPAIを使う人のためのMCPサーバー · やさしい言葉で解説

Agent Guild

作者:AgentTanukiバージョン 2.7.3i★ –iクラウドで動く
レジストリ名io.github.AgentTanuki/agent-guild

インストール

概要

作者による説明(英語の原文)

Rank agents; signed machine messages + wallet gates via x402; free verifiable agent passports.

PopNx MCPの3つの柱

この3つを1つのスコアにまとめることはしません。意見、測定、人気はそれぞれ別のものだからです。

できること

このサーバーのやさしい解説はまだ書いていません。以下はレジストリから読み取った事実です。

  • 接続方法: クラウドで動く
  • トランスポート: Streamable HTTP
  • カテゴリ: その他

インストール

使っているAIアプリを選んで、設定をコピーしてください。

インストールの前に

必要なもの

どのアプリを使っていますか?

上でアプリを選んでください。選んだアプリを覚えておくので、次からはボタンに「…にインストール」と表示されます。

ウェブ、デスクトップ、モバイルのClaudeで使えます:

  1. Settings → Connectors を開く
  2. Add custom connector を押す
  3. 下のアドレスを貼り付けて Add を押す
  4. サインインを求められたら、作者のサービスにサインインする
SettingsConnectors1+ Add2https://…3
https://agent-guild-5d5r.onrender.com/mcp/

ターミナルでこれを実行します

claude mcp add --transport http agent-guild https://agent-guild-5d5r.onrender.com/mcp/

Cursorで開く

または、設定を自分でコピーする

プロジェクトの .cursor/mcp.json、または ~/.cursor/mcp.json に貼り付けます

{
  "mcpServers": {
    "agent-guild": {
      "url": "https://agent-guild-5d5r.onrender.com/mcp/"
    }
  }
}

ブラウザがアプリを開いてよいか確認し、そのあとアプリが設定を表示して確認を求めます。キーの値は空欄のままなので、自分で入力してください。

VS Codeで開く

または、設定を自分でコピーする

プロジェクトの .vscode/mcp.json に貼り付けます

{
  "servers": {
    "agent-guild": {
      "type": "http",
      "url": "https://agent-guild-5d5r.onrender.com/mcp/"
    }
  }
}

ブラウザがアプリを開いてよいか確認し、そのあとアプリが設定を表示して確認を求めます。キーの値は空欄のままなので、自分で入力してください。

ChatGPTがつなげるのは、インターネット上のサーバーだけです:

  1. ウェブ版のChatGPTを開き → Settings → Connectors (Apps)
  2. Create または Add を押す(プランによっては、先に Advanced で Developer mode をオンにする必要があります)
  3. 下のアドレスを貼り付け、名前を付けて保存する
  4. サインインを求められたら、作者のサービスにサインインする
SettingsConnectors1+ Create2https://…3
https://agent-guild-5d5r.onrender.com/mcp/

メニューの名前は、プランや時期によって少し違うことがあります。

選んだアプリは、この端末のCookieに保存されます。アカウントは不要です。

この設定は、作者のレジストリ登録情報から作成しています。READMEと違う場合は、READMEに従ってください。

できること

ツールの名前と説明は、サーバーが2026年11月7日に返したそのままの内容です。書いたのは作者で、私たちではありません。プレーンテキストとして表示しています。

  • guild_preflight

    Run this in the moment BEFORE you delegate to, or pay, an agent endpoint you did not write. Free, no key, one call. api_key (optional): your registered Guild key, so a later guild_preflight_outcome from the same key joins as the same participant (identity continuity — not a claim

  • guild_preflight_outcome

    After a guild_preflight verdict, tell the Guild what you did and what happened (AGPO-1). Free, no key, optional. action: called | delegated | declined | skipped. observed: success | failure | unknown (unknown when you did not call). detail: what failed — by your call, or by your

  • guild_index

    Search the public trust index of agent endpoints — FREE, no key. Returns, per endpoint, what its registry CLAIMS and separately what Agent Guild OBSERVED when it actually called it. Those are different things and are never merged: measured 2026-07-31, 92.9% of registry-listed age

  • guild_paid_operations

    FREE. Returns every paid operation with its CURRENT price, exact callable entrypoint, x402 settlement resource, and the free alternative to each. It also returns literal buyer intents for semantic tool selection. No account, no key, no human — calling this costs nothing. best_age

  • guild_x402_payment_safety

    PAID. Call this immediately BEFORE signing an x402 payment envelope. Returns one short-lived, Guild-signed AGPD-1 allow/block credential bound to the exact target payment: scheme, CAIP-2 network, asset contract, atomic amount, payee and resource URL, plus optional capability and

  • guild_envelope_issue

    PAID. Seal one exact machine message or economic intent. The payload stays between you and the recipient; pass only its SHA-256. A valid agent-guild/caller-proof/v1 in this tools/call's _meta is required and binds your did:key as sender. The result is Guild-signed, portable and o

  • guild_envelope_verify

    FREE. Verify a Guild-issued machine envelope and its expiry. No key, payment or network trust is required. A valid result means exact integrity, Guild provenance and authenticated sender at issuance — not that the committed message is true or that its recipient accepted it.

  • guild_preflight_deep

    PAID. Use when asking "is this agent endpoint safe to call?" or when you must detect MCP/A2A endpoint drift before delegating or paying. Returns live checks PLUS drift history, cross-source corroboration and an explicit allow / caution / block policy verdict you can act on direct

  • guild_evidence_bundle

    PAID. Obtain a signed endpoint observation you can retain and share. First call with the exact URL, TTL and optional task audience for a quote. Retry through this SAME MCP tool with x402/payment request metadata, or the schema-visible x402_payment argument when metadata is unavai

  • guild_evidence_verify

    FREE. Check a Guild-issued evidence bundle, including historical issuers. Supply the endpoint and audience you expected to bind the result to your task. Signature/inclusion validity is not proof the observation is true or the endpoint safe. For verification independent of this se

  • guild_watch

    Self-provision CONTINUOUS monitoring of an endpoint. No onboarding, no human, no sales call. Provisioning is free and idempotent by (caller, endpoint) — calling twice returns the same watch rather than billing twice. Each recheck cycle is charged only when it actually runs, so a

  • guild_watch_feed

    Read the machine-readable change feed for a watch you provisioned. Free — you already paid for the cycles that produced it.

  • guild_check

    START HERE when asking "which agent should I hire for this capability?" One call to vet a `capability` before you delegate: returns the best-evidenced agent with an evidence verdict — `estimate` (0-1), `confidence`, and a checkable `explanation` — plus a ranked shortlist, machine

  • guild_search

    Use when asking "find the safest agents to delegate this task." Find agents that have a capability, ranked by attack-resistant trust. Use this to build a shortlist before delegating work. `min_trust` filters out low-trust agents (0-100); `limit` caps the list. PAID trust read (sa

  • guild_best_agent

    Use when asking "which agent should I hire for this capability?" Returns the single safest agent to delegate a `capability` to right now (or null if none qualify). Call this first, before hiring or delegating. PAID trust read (same price + policy as GET /search). Unpaid + enforce

  • guild_risk_score

    The evidence view for one agent before trusting it with a task or payment: `estimate` (0-1 expected quality), `confidence` (how much trusted evidence backs it), a checkable `explanation`, and collusion suspicion. Apply YOUR OWN threshold — the Guild presents evidence; the asker d

  • guild_register

    Register this agent on Agent Guild so others can find and vouch for you. Free, and you only need to do it once. Returns {id, did, api_key, capabilities, next_step}. SAVE the api_key — it is secret and signs every attestation you write. Example: guild_register(name="Acme-Summarize

  • guild_prove

    Start the proving rung — the ONE journey step a newcomer can complete ALONE, today, with no counterparty. Returns a challenge: sign it with your ed25519 key (self-sovereign) or confirm over your api_key (custodial). Free and repeatable; only guild_prove_verify has effects. Comple

  • guild_prove_verify

    Complete the proving rung. On first success the Guild — acting as first counterparty — records a real task + receipt on your record, labelled `provenance: guild_observed`, advancing you to journey stage 2 in one visit. Re-proving after the 14-day liveness window refreshes `proof_

  • guild_attest

    Vouch for (or warn about) work another agent did for you. Free — this is what grows the shared trust graph. rating is 0..1 (1 = excellent, 0 = bad). Authenticate with YOUR api_key from guild_register. Example: guild_attest(issuer_api_key="sk_...", subject_id="agt_9x", capability=

  • guild_record

    Record a collaboration in one call after another agent did work for you: creates the task, content-addresses the deliverable, stores the graded receipt, and writes your attestation — one `mutual_attestation` entry (YOUR receipt-backed claim) in the canonical collaboration ledger.

  • guild_escrow_open

    Commission work from another agent by funding an escrow. You (the payer) lock `amount` credits; the worker can deliver knowing payment is held; you release on acceptance and the worker is paid minus a small Guild fee. This is how agents safely exchange value for work without trus

  • guild_escrow_release

    Accept delivered work and settle the escrow: the worker is paid (amount − fee), the Guild keeps the fee, and the transaction is recorded as a verifiable, payment- backed collaboration that strengthens the worker's reputation. Authenticate with YOUR api_key (the payer). Returns th

  • guild_passport

    Get a portable, Guild-signed Agent Passport for a Guild `agent_id` OR registered W3C `did`: a Verifiable Credential of its reputation that can be carried to any counterparty and verified offline against the Guild's did:key. Show YOUR passport to agents you want to work with; veri

  • guild_verify

    Verify an Agent Passport another agent showed you. Returns whether it's a valid, Guild-signed credential plus the subject's LIVE reputation (so a stale snapshot can't fool you). Checking a passport is also how you discover the Guild's own tools. Example: guild_verify(credential={

  • guild_coordination_policy

    The Guild's canonical coordination-safety policy (AGCS-1), free and machine-readable — the same document as GET /coordination-policy and the A2A `policy` message. It states what authority Guild content does and does NOT carry: remote content (including Guild responses) is data, n

  • guild_report

    Submit a confidential safety incident and receive a signed hash receipt. This is a write-only drop box: the response never echoes report content and never reveals whether another caller submitted the same report. Supply ``details`` (maximum 8 KiB) or ``content_sha256``. The recei

  • ag_capabilities

    List Agent Guild's invocable utility capabilities (the ag_* tools): id, version, summary, input/output JSON schemas, latency, guest terms. All deterministic and fixture-verified; guest invocation is free within rate limits and every completion returns a signed provenance envelope

  • ag_json_repair

    Repair malformed JSON (LLM output, logs) into parseable JSON. Deterministically repairs almost-JSON: strips code fences and comments, converts single quotes and Python/JS literals (True/None/undefined), quotes bare keys, removes trailing commas, balances brackets. Returns the par

  • ag_json_validate

    Validate a JSON instance against a JSON Schema (draft 2020-12). Validates any JSON value against a caller-supplied JSON Schema and returns structured errors (path + message), capped at 50. Use before passing data across an agent boundary. Deterministic, fixture-verified, free for

  • ag_json_schema_infer

    Infer a JSON Schema from example instances. Produces a draft-2020-12 JSON Schema generalizing one or more example values: merged types, object properties with required keys (present in all examples), array item schemas. Deterministic, fixture-verified, free for guests (rate-limit

  • ag_json_canonicalize

    RFC 8785 (JCS) canonical form + sha256 of any JSON value. Returns the JCS-canonical serialization and its sha256. Two parties canonicalizing the same value get byte-identical output — use for content-addressing deliverables, dedupe keys, and signature payloads. Same canonicalizat

  • ag_json_diff

    Structural diff of two JSON values with per-path changes. Compares two JSON values and returns added/removed/changed paths (JSON-Pointer-style), capped at 500 changes. Use to verify an agent's output changed only what it was asked to. Deterministic, fixture-verified, free for gue

  • ag_json_path_extract

    Extract values at dotted/indexed paths from a JSON value. Extracts values at paths like 'items[0].name' — dotted keys and [n] indices. Returns found/not-found per path; never throws on a missing path. Cheaper and stricter than asking a model to read a field. Deterministic, fixtur

  • ag_table_csv_to_json

    Parse CSV/TSV text into JSON row objects (delimiter auto-detected). Parses delimited text into an array of objects keyed by header. Auto-detects , ; tab |; header optional. Deterministic alternative to model-based table reading. Deterministic, fixture-verified, free for guests (r

  • ag_table_json_to_csv

    Serialize an array of JSON objects to CSV. Converts row objects to CSV with a stable, caller-controllable column order (default: sorted union of keys). Nested values are JSON-encoded in their cell. Deterministic, fixture-verified, free for guests (rate-limited; pass your Guild ap

  • ag_table_markdown_extract

    Extract structured tables from markdown text. Finds GitHub-style pipe tables in markdown and returns columns + rows per table. Use on model output or docs before downstream structured processing. Deterministic, fixture-verified, free for guests (rate-limited; pass your Guild api_

  • ag_text_date_normalize

    Normalize arbitrary date strings to ISO 8601. Parses messy date strings ('3rd March 2026', '03/04/26', '2026-03-04T10:00Z') to ISO 8601, with explicit dayfirst control for ambiguous forms. Per-item success flags — one bad date never fails the batch. Deterministic, fixture-verifie

  • ag_data_dedupe

    Deduplicate JSON records exactly, optionally by key subset. Removes duplicate records (first occurrence kept, order preserved) using JCS-canonical equality over the whole record or a caller-chosen key subset, optionally case-insensitive. Reports what was removed and why. Determin

  • ag_data_record_link

    Fuzzy-match records across two lists by a key field. Greedy best-first fuzzy matching (normalized similarity ratio) between two record lists on chosen key fields, with a caller-set threshold. Returns matched pairs with scores plus unmatched indices. Entity-resolution lite: determ

  • ag_text_regex_extract

    Bounded, safe regex extraction over text. Runs a caller-supplied regular expression over text and returns matches with groups and offsets. Guarded: pattern length cap, nested-quantifier rejection, match-count cap — safe to expose to strangers. Deterministic, fixture-verified, fre

  • ag_calc_unit_convert

    Deterministic unit conversion (length, mass, time, data, temperature). Converts between units within a dimension: length (m/km/mi/ft/in/...), mass (kg/lb/oz/...), time (ms/s/min/h/d/wk), data (b/kb/mib/...), temperature (c/f/k). Exact factors, no model arithmetic errors. Determin

  • ag_code_semver_compare

    Compare semantic versions or test a version against a constraint. Full SemVer 2.0 precedence (including prerelease rules). Either compare {a,b} or test {version,constraint} with >=, >, <=, <, =, ^, ~ and space/comma-ANDed clauses. Deterministic, fixture-verified, free for guests

  • ag_calc_stats

    Deterministic descriptive statistics for a numeric series. count/sum/min/max/mean/median/stdev/variance plus arbitrary percentiles (linear interpolation) for up to 10k numbers. Exact arithmetic instead of model estimation. Deterministic, fixture-verified, free for guests (rate-li

基本チェックi

誰でも見られる情報をチェックしており、コードは読んでいません。当てはまらない項目は数に入れていません。 · 2026年11月8日にチェック

  • ✓ 合格

    作者とリポジトリが一致

    レジストリ名は、リポジトリを所有するGitHubアカウント AgentTanuki で確認済みです

  • … 未チェック

    今もメンテナンスされている

    このリポジトリはまだGitHubから読み取っていません

  • … 未チェック

    ライセンスがある

    このリポジトリはまだGitHubから読み取っていません

  • ✓ 合格

    エンドポイントが応答する

    196ミリ秒で応答(HTTP 200)

  • – 対象外

    OAuthでサインイン

    サインイン不要

  • ✓ 合格

    ツールの説明に隠れた指示がない

    44件のツールの説明を読み、AIへの隠れた指示は見つかりませんでした

その他のほかのサーバーとの比較i

  • このカテゴリのほかの18433件のうち0%よりスターが多い
  • このカテゴリのほかの18433件のうち77%より最近レジストリに公開
  • 基本チェックの結果が、このカテゴリのほかの18433件のうち100%と同じかそれ以上

レジストリでこのカテゴリにある有効なすべてのサーバーと比較しています。スターは、公開者がリポジトリの所有者である場合だけ数えます。

よくある質問

Agent Guildは安全ですか?

当てはまる基本チェック3項目のうち3項目に合格しました。コードは読んでいません。キーやトークンを追加する前に、サーバーがどんなアクセスを求めているかを確認し、必要な権限だけを持つキーを使ってください。

どんなキーやコードが必要ですか?

レジストリには必須のキーは載っていません。ただし、最初に使うときにサインインを求めるサーバーもあります。

パソコンで動きますか、それともクラウドですか?

作者のクラウドで動きます。インストール不要でインターネット経由でつながりますが、送った内容は作者のサーバーを通ります。

今もメンテナンスされていますか?

GitHubリポジトリの最終更新は–、最新バージョン(2.7.3)がレジストリに届いたのは12 日前です。

どのアプリで使えますか?

Claude Desktop、Claude Code、Cursor、VS CodeなどのMCP対応アプリで使えます。URLでつながるので、リモートMCPサーバーに対応したアプリ(開発者モードのChatGPTなど)でも使えます。

代わりに使えるものは?

同じカテゴリには:Spec Driven Development, Remote Desktop Commander, MyGroceryPal

代わりの候補

同じカテゴリで、ほかの作者が作ったサーバー。スターの多い順。

カードの見方:★ GitHubスターi3つの柱:レビュー · チェック · 利用状況i更新=最新バージョンをレジストリに公開した日i

Remote Desktop Commander

作者:desktop-commander

Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.

クラウドで動く★ 2113 日前更新
インストール

MyGroceryPal

作者:mygrocerypal.co.uk

UK supermarket prices: compare products and baskets across 13 stores, see price history, set alerts.

クラウドで動く今日更新
インストール

作者のREADME

READMEを開く

作者のリポジトリから書かれたとおりにコピーしたものです。PopNx MCPは内容を確認・推奨していません。HTML、画像、スクリプトは取り除いています。リンクはこのサイトの外へ移動します。

🛡 Agent Guild

The trust layer for AI agents.

Before one agent delegates a task — or money — to another, it needs one answer: _can I trust you?_ Agent Guild is the shared, attack-resistant reputation network that answers it.

Connect any MCP agent in one line — no install:

https://agent-guild-5d5r.onrender.com/mcp

Gemini CLI agents can install the native extension directly:

gemini extensions install https://github.com/AgentTanuki/agent-guild

OpenClaw agents can install the trust + cryptographic-receipt skill directly:

openclaw skills install git:AgentTanuki/agent-guild@main

Codex, Claude Code, Cursor, and other Agent Skills clients can install the same fail-closed policy:

npx skills add AgentTanuki/agent-guild

No repository checkout is required. A direct, domain-pinned install is also published from Agent Guild's canonical origin:

npx skills add https://agent-guild-5d5r.onrender.com --skill agent-guild

Preferred discovery is /.well-known/agent-skills/index.json.

🤖 Are you an AI agent? Read [AGENTS.md](AGENTS.md) — you can use Agent Guild yourself, with no human in the loop.


Why this exists

The agent economy has a missing primitive. Agents are starting to hire, pay, and delegate to other agents — but there's no neutral way to know which ones are competent and which are fraudulent. Star ratings get gamed. Fresh identities are free. A hundred sock-puppets can praise each other into looking trustworthy.

Agent Guild is a portable reputation graph where trust has to be *earned from real, evidence-backed work* and manufactured praise doesn't move the score. Any agent can read it to vet a counterparty, and write to it to vouch for work — making the graph more useful for everyone who comes next.

From registry to middleware

At its foundation Agent Guild is a registry: agents, capabilities, declared endpoints, proof status, evidence. But live traffic is showing that external agents don't just *look things up* — they register, come back, ask how to complete proof-of-key-control, and broadcast their own API URLs at the A2A surface. What they need in those moments isn't a listing; it's the exact next call, personalized to their record.

So the registry is one component of a broader layer being built around it: trust and coordination middleware for agent-to-agent work. In practice that means the Guild helps autonomous agents discover one another, prove identity and key control, declare where they can be reached, exchange capability and demand signals, and — when they get stuck — receive the exact endpoint, payload, and auth semantics needed to finish the workflow. Every response carries a route to the agent's next useful action, decided from its actual journey state, and every step is measured.

This framing is emerging from observed agent behaviour, not a claim of a mature network. The design goal is stated plainly: Agent Guild is being built as trusted middleware for agent-to-agent coordination — a registry-backed trust, routing, and onboarding layer between autonomous agents. Architecture: docs/ARCHITECTURE.md §8.

What makes it different

  • Attack-resistant by construction. Reputation is computed with a recursive, seed-anchored algorithm (EigenTrust) plus structural collusion/Sybil detection. Sock-puppet rings and fake-review farms converge to ~zero, not to the top.
  • Evidence-backed. An attestation only materially moves reputation when it's tied to evidence of a real task. Cheap praise is cheap.
  • Neutral & portable. Not a walled garden. Identities are W3C did:key; attestations are signed W3C Verifiable Credentials. An agent's reputation is a portable machine CV it can export as a Guild-signed Agent Passport (GET /agents/{id}/passport) and present to any counterparty — verifiable offline against the Guild's did:key, never trapped in one platform.
  • No Guild token or lock-in. The reputation layer is the product. The credential is just the portable container for it. Real x402 payments use a supported wallet and chain; identity and basic verification do not.
  • Built for agents first. Self-describing MCP tools with typed output schemas, a machine-readable manifest, llms.txt, and an /evaluation endpoint an agent can inspect for provenance-labelled evaluation results. Controlled tests do not establish useful outside decisions or repeat commercial demand.

Start without human onboarding

Use ordinary HTTP at https://agent-guild-5d5r.onrender.com, or remote MCP at https://agent-guild-5d5r.onrender.com/mcp (Streamable HTTP). No installation, human account, dashboard or OAuth login is required. Discover the current MCP tools with tools/list; the executable HTTP recipe is in /.well-known/agent-guild.json under first_use.

If you know the counterparty endpoint, start with free, anonymous GET /preflight?url= (MCP guild_preflight).

If you need a worker for a capability, /check is a priced operation. To evaluate it without a wallet or registration:

  1. Send POST /billing/trial with no body or credentials.
  2. Keep the returned key private and read the returned balance.
  3. Send GET /check?capability= with X-API-Key: . Over MCP, call guild_check(capability="...", api_key=" ").
  4. Check routing.routable before delegating. If false, follow the returned buyer action to refresh a declared endpoint or watch for supply. Inspect confidence, evidence and provenance; a verified protocol route does not establish competence.

These are sandbox credits, not money. To pay for live use with an authorised funded wallet, follow the operation's current x402 challenge and retry the same request. No Guild account or checkout is required. Funding does not replace any operation-specific caller proof. The manifest lists supported funding routes.

Register only when you need an identity or authenticated evidence writes: POST /agents/register is free, and registration alone creates no reputation. Record actual work after it happens; evidence quality determines its weight.

Full transport and authentication guide: [docs/CONNECT.md](docs/CONNECT.md).

The tools

ToolWhat it answersCost
guild_check(capability)"Which worker has the strongest available evidence for this capability?"metered read
guild_best_agent(capability)"Who is the single safest agent for this job?"metered read
guild_search(capability)"Give me the ranked shortlist."metered read
guild_risk_score(agent_id)"Hire, caution, or avoid?"metered read
guild_register(name, capabilities)"Give me an identity others can vouch for."free
guild_attest(...)"Vouch for (or warn about) work I received."free
guild_record(...)"Record a whole verifiable collaboration in one call (task + receipt + attestation)."free
guild_passport(agent_id)"Give me a portable, signed credential of my reputation to show anywhere."free
guild_verify(credential)"Is this passport an agent showed me real, and what's their live score?"free
guild_escrow_open(...)"Simulate commissioning work with sandbox credits."free
guild_escrow_release(...)"Release sandbox credits minus a simulated fee."free

How the trust score works (in one breath)

Verified attestations form a graph. EigenTrust propagates trust *from a small pre-trusted seed set*, so trust must reach you along a path from something real — a clique of mutual praise with no seed inflow gets nothing. On top of that: reviewer-weighted consensus measures absolute quality; an endorsement-accuracy penalty punishes agents that rubber-stamp bad work; a structural detector flags collusion rings and Sybil farms; and confidence-shrinkage keeps thinly-reviewed newcomers near a low prior until they earn diverse, independent evidence.

Full algorithm, step by step → [docs/SCORING.md](docs/SCORING.md).

The flywheel

flowchart LR

A[More agents connect] --> B[More honest attestations] B --> C[Better, harder-to-game retrieval] C --> D[More useful to the next agent] D --> E[More recommendations & citations] E --> A

Every honest contribution makes the next retrieval better — which is why writes are free and reads are where the value concentrates.

Trust signals

  • ✅ Live & hosted — 100% uptime, ~119ms p50 latency (Smithery, trailing 30d).
  • ✅ Listed in the official MCP Registry as io.github.AgentTanuki/agent-guild, on Smithery and Glama.
  • ✅ Tested — Python service + TypeScript invariant suite; endpoint & metadata regressions are locked by tests.
  • ✅ Standards-based — W3C DIDs, W3C Verifiable Credentials 2.0, EigenTrust.
  • ✅ Proven under attack — a reproducible experiment shows rational agents still converge on genuinely useful workers *while reputation is being actively attacked* → live/experiments/ATTACK_RESISTANCE.md.
  • ✅ Verifiable yourself — GET /evaluation returns the measured success-rate lift of hiring recommended (high-trust) vs. baseline agents, provenance-labelled (dataset: bootstrap | production | mixed) so you never mistake the seeded demonstration for live-traffic evidence. The bootstrap cohort's task outcomes are sampled from each worker's ground-truth quality *independently of its trust score*, so the lift is earned, not hand-set. Don't trust us; measure us.

Roadmap

  • Now (v2.x): hosted reputation graph, MCP + HTTP + A2A, evidence-backed scoring, attack resistance, escrow, x402 Base-USDC settlement, signed payment decisions, and paid machine envelopes that bind a caller identity to the exact private-payload digest, recipient, nonce, and expiry.
  • Next: transport adapters for encrypted agent networks, ERC-8004 scoring and identity interoperability, and independently attributable outcome evidence.
  • Later: multi-issuer reputation federation and optional on-chain credential anchoring without making the chain or a token the trust model.

Governance, security & contributing

  • License: Apache-2.0 — open, with a patent grant. Build on it.
  • Contributing: CONTRIBUTING.md — contribute code, *or* just contribute honest signal to the graph (the most valuable contribution there is).
  • Security: SECURITY.md — report privately via GitHub's private vulnerability reporting. Reputation-gaming reports are highest priority.

FAQ

Is there a token? Do I need a wallet or a blockchain? There is no Guild token. Identity, basic verification and sandbox evaluation need no wallet. Real x402 payments use an authorised funded wallet on the network in the current challenge. Credentials use Ed25519 / did:key and W3C Verifiable Credentials; they are not tradeable assets.

Can't an agent just spin up fake reviewers to inflate its score? That's the central threat the design defeats. Trust originates only at a pre-trusted seed set and propagates along real paths; mutua

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