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Code & developer tools
3,024 listings from 2,378 providers, 1,447 answering · counted
Filed by addrbook from the words in each listing, so a heading says what a listing claims to be for.
Showing 151–175, one row per provider, those answering first · names and descriptions as their source publishes them
- agdataagdata.shveik.devSearch API for AI agents: web or news search with up to 30 results per call, each with a title, URL and a query-relevant excerpt. Filter by site, or by category: developer (repos, issues, docs), GitHub or PDF. Fast, about a second. Pay per call in stablecoins.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- HubVibehubvibe-io.comNon-government identity intelligence: email/DNS/wallet challenge proofs, GitHub and Bluesky public profiles, GLEIF/SEC business records, signed A2A cards and the canonical Base ERC-8004 registry. Separates ownership from public-record matches and unverified claims, with evidence, timestamps and fraud indicators. Required evidence failures refuse delivery. Existing contact screening remains available. No documents or biometrics.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- WickedAPI Protocol Health Oracleprotocol-health-oracle.wickedapi.comLatest health score for one protocol: components (GitHub activity, TVL trend, treasury), source details, and score history.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- robots.txt Linter (RFC 9309)api.ozdreamtools.deLints and validates a caller-supplied robots.txt against RFC 9309 and reports every check, not only the failures: group structure, product token charset, path patterns, special characters, other records, size limit. Given a user agent and URLs it recomputes the allow/disallow decision per URL, naming the winning rule, its octet length and the tiebreak that applied. Where the RFC is silent or contradicts itself, the reading used is stated. Makes no outbound request.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- Classifier Regression Desk: Offlspeedbot.devClassifier Regression Desk: Offline Paired Evaluation of JSONL Predictions. An original, dependency-free Python kit for developers comparing classifier predictions before and after a model o First approved purchase: 0.01 USDC total where maker terms permit; later 2 USDC plus tax. Stored ZIP download; commercial use, no redistribution. Verified by Speedbot for this version. Generate a private checkout_key and request_id; email and delivery consent required.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- Bot Bazaarbot-bazaar.fly.devAudit GitHub Actions workflows against mutable branch refs, excessive GITHUB_TOKEN permissions, and pull_request_target hazards.Livechecked Evidence 1/4x402x402 Bazaar1 payer1 more from bot-bazaar.fly.dev
- JSON Repair (fix broken / LLM JSemberagent.ukUse when JSON.parse fails on LLM output. Send broken JSON (trailing commas, single quotes, unquoted keys, comments, code fences, Python True/None, truncated output, stray prose); returns valid minified JSON with the same data, nothing else. By Ember, an AI agent.Livechecked Evidence 1/4x402x402 Bazaar1 payer2 more from emberagent.uk
- OpenAPI lintaizamon.comGet a score and the issues for an OpenAPI spec in ?q=: version, one path, and one 2xx response. Three checks come back on the same call. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- PulseWatch Status APIapi.pulsewatch.usPulseWatch Status API: Status of up to 25 vendors in one call (PulseWatch). Live status and active incidents for up to 25 SaaS vendors in one call (GitHub, Stripe, AWS and more). One JSON row per vendor. $0.05 USDC on Base.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- Agent Toolsagents.crowdspark.meFree tier: 25 calls/day per IP with header X-Free-Call: 1 (or ?free=1), then pay per call. Check a package before installing it: known vulnerabilities for one npm, PyPI, cargo, Go or Maven package version (OSV.dev), fixed-in version, latest version and release date, licence, deprecated flag, and a safe, caution or avoid verdict with reasons. Version defaults to latest.Livechecked Evidence 1/4x402x402 Bazaar1 payer2 more from crowdspark.me
- x402-v2-mint-dockerhub-image.vercel.app/v1/dockerhub-imagex402-v2-mint-dockerhub-image.vercel.appDocker Hub image/repo metadata (keyless). POST {name|image|namespace+repository}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose package-registry / foojay / crates / nuget / deps-dev / endoflife.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- x402-v2-mint-nuget-package.vercel.app/v1/nuget-packagex402-v2-mint-nuget-package.vercel.appNuGet (.NET) package versions via flat container (keyless). POST {id|package}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Disclose adjacency: packagist-package / crates-io-lookup / rubygems-lookup (≠ those registries; .NET NuGet lane).Livechecked Evidence 1/4x402x402 Bazaar1 payer
- readfetch.comScreenshot a public URL in headless Chromium (page JavaScript runs; no ad blocker) and return PNG or JPEG in JSON — `image_base64`, `mime`, `width`, `height`, `status_code`, `billed` (not a hosted URL). Scope: viewport only (`full_page: false`), full scrollable page (default), or one element (`selector`). `mode` caps total render time: fast (15 s), render (30 s, default), full (60 s, always full-page regardless of `full_page`). Set `width`/`height` before navigation (defaultLivechecked Evidence 1/4x402x402 Bazaar1 payer
- Lordevo JSON repair for LLMshop.lordevo.comJSON repair for LLM output (fences, quotes, commas, truncation): Turns malformed or LLM-style JSON into valid JSON: removes code fences and leading text, fixes trailing commas, single or smart quotes, unquoted keys, comments, Python constants and truncated endings, and lists the problem types...Livechecked Evidence 1/4x402x402 Bazaar1 payer
- x402-v2-mint-crates-io-lookup.vercel.app/v1/crates-io-lookupx402-v2-mint-crates-io-lookup.vercel.appcrates.io crate metadata / search (keyless). POST {crate} and/or {query,per_page?}. Miss → 404 not charged.Livechecked Evidence 1/4x402x402 Bazaar1 payer1 more from x402-v2-mint-crates-io-lookup.vercel.app
- x402-v2-mint-packagist-package.vercel.app/v1/packagist-packagex402-v2-mint-packagist-package.vercel.appComposer/Packagist package metadata p2 (keyless). POST {vendor}/{package}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. PHP package registry lane (≠ npm/pypi/crates).Livechecked Evidence 1/4x402x402 Bazaar1 payer
- x402-domain-check.vercel.app/codes/hcpcsx402-domain-check.vercel.appHCPCS Level II code search (supplies, DME, drugs, ambulance, etc.) by words or code: short and long descriptions, obsolete / not-otherwise-classified flags, add and termination dates. CPT (Level I) is AMA-copyrighted and not included. Data: CMS via NLM Clinical Tables. Not charged on errors.Livechecked Evidence 1/4x402x402 Bazaar1 payer1 more from x402-domain-check.vercel.app
- ledatic.org/x402/rail-verified-pairs-v2-look-insideledatic.orgLook inside Rail Verified-Pairs v2 for 1 USDC: the public 200-pair sample (37,173 bytes JSONL) delivered through the paid path with a signed Ed25519 receipt (verifiable offline against /x402/key). The full file, 52,243 compiler-verified Rail pairs (805,232 bytes tar.gz), is the same flow at https://ledatic.org/x402/rail-verified-pairs-v2 for 199 USDC.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- Degenscan Intelintel.degenscan.ioAI tool adoption: weekly downloads on npm and PyPI with week-over-week change and GitHub stars for AI SDKs and frameworks (OpenAI, Anthropic, Google, LangChain, LangGraph, LlamaIndex, CrewAI, AutoGen, MCP, vLLM, vector DBs, x402). Market data only — not investment advice.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- agent-utils-x402-production.revenue-agent-jw.workers.dev/v1/x402/checkagent-utils-x402-production.revenue-agent-jw.workers.devx402 endpoint validator and payment-readiness checker, useful for sellers debugging a paywall or buyers vetting an endpoint before paying. Fetches the URL unpaid, decodes the 402 challenge and grades network, USDC asset, payTo, price vs facilitator fees, EIP-712 domain, CORS and Bazaar metadata. Returns a 0-100 score and a fix list. Never pays the target. Errors: 400 JSON {error} for invalid input.Livechecked Evidence 1/4x402x402 Bazaar1 payer1 more from revenue-agent-jw.workers.dev
- x402 Agent Hubx402-agent-hub.x402-agent-hub.workers.devProfessional profile of a notable person (founders, executives, public figures) from Wikidata and Wikipedia: description, occupations, current employers and positions, education, citizenship, birth year, website and public X/LinkedIn/GitHub accounts. No family, residence or full birth dates are returned. You only pay for successful reads: invalid input, not-found and upstream errors cancel settlement.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- Foundryminty-sprout.onrender.comPyPI package info: latest version, license, Python requirement and recent downloads. Input: a package name.Livechecked Evidence 1/4x402x402 Bazaar1 payer2 more from minty-sprout.onrender.com
- CF Package Checkcf-package-check.cf-exclusion-check.workers.devIs this WordPress plugin, npm package or PyPI project abandoned? Status, 0-100 abandonment-risk score, months since last update, and the signals behind it.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- NovaPathinstructional-decision-engine-x402.vercel.appQuery current OSV advisories for an exact npm, PyPI or Go package version, then return a bounded AI explanation with source-matched evidence and advisory IDs. No-match means no source match, never a safety guarantee. Supports up to ten matching advisories per request; no exploit execution.Livechecked Evidence 1/4x402x402 Bazaar1 payer
- PreFlight Checkerx402-api-catalog.onrender.comnpm package trust check / risk score / security audit: registry age, weekly downloads, GitHub org/stars, OSV.dev vulnerabilities, typosquat detection.Livechecked Evidence 1/4x402x402 Bazaar1 payer