← All headings
Code & developer tools
3,023 listings from 2,378 providers, 1,445 answering · counted
Filed by addrbook from the words in each listing, so a heading says what a listing claims to be for.
Showing 76–100, one row per provider, those answering first · names and descriptions as their source publishes them
- REP Wallet Reputationapp.r3p.xyzPaid MCP endpoint — POST a JSON-RPC tools/call. Tools: get_content / refresh_content (public profile data: github, twitter, linkedin) and the rep_* wallet-reputation tools (rep_rank, rep_rank_batch, rep_achievements, rep_persona_match, rep_profile_report). Flat USD prices per call, quoted in the 402.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Base Onchain Dataca-tax-api-mainnet.lxtap.workers.devResolve a Basename (name.base.eth) to its Base address and profile records (avatar, description, url, Twitter, GitHub). Accepts "jesse", "jesse.base" or "jesse.base.eth".Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Grokzilla x402 Micro Paygrokzilla.shopFetch one public web page and return its title and clean Markdown (headings, links, lists, code, tables). Honors robots.txt, SSRF-guarded, HTML only, 1 MB / 5 s caps. No JavaScript rendering.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- sparky-works.vercel.app/api/bounty-truthsparky-works.vercel.appAudit a public GitHub bounty issue for stale status, competing pull requests, claimant signals, and solver saturation.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Protocol Radar - Aaron Zhangaaron-protocol-radar.vercel.appLatest releases of AI agent frameworks and specs as JSON: OpenClaw, Model Context Protocol specification, LangGraph, CrewAI. Version, date, days since release and link to release notes, read live from GitHub.Livechecked Evidence 1/4x402x402 Bazaar2 payers1 more from aaron-protocol-radar.vercel.app
- supremeaiagents.supremeai.caLook up a PyPI package: latest version, license, summary, required Python version, dependency count, homepage, and release count. One call, structured JSON. For Python dependency analysis and package vetting.Livechecked Evidence 1/4x402x402 Bazaar2 payers1 more from supremeai.ca
- Sato Hubsatohub.aiDaily Sato Score history for one Sato Hub listing: score, tier components, GitHub stars, status and verification state per day, with the dates the score moved (genuine changes vs our own method revisions marked). Captured daily since 2026-06-12; not reconstructable. The current catalog and the daily score line stay free. Priced per daily point returned: $0.005 for up to 90 days, +$0.001 per day beyond.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- SiteCheck Trade & Energyapi.tradeenergy-api.workers.devEU VAT rates (standard and reduced) for one member state on a given date, from the open ibericode/vat-rates dataset on GitHub, a community compilation (not the official EU TEDB). Does not cover IOSS registration or de minimis rules.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Forest Infrahttp--forest-gas-station-mainnet--lcjl27p8lmjs.code.runNormalize the latest public GitHub Actions workflow/run state. Reads only; dispatch, rerun, cancellation, private repositories and customer OAuth are unsupported. Base mainnet USDCLivechecked Evidence 1/4x402x402 Bazaar2 payers
- depscout.vercel.app/risk/packagedepscout.vercel.appCheck an npm package, PyPI package, or GitHub repo and return a DepScout install verdict.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- ENS / Basename Resolverautomaton-tx-explainer.vercel.appUse when: what address is behind this ENS name or Basename (or vice versa)? Resolve an ENS name or Basename to an address (plus url/twitter/github text records), or reverse-resolve an address to its primary name.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Base Onchain Dataonchaincheck.devResolve a Basename (name.base.eth) to its Base address and profile records (avatar, description, url, Twitter, GitHub). Accepts "jesse", "jesse.base" or "jesse.base.eth".Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Annalistapi.annalist.devDated contract changes in widely used public APIs (Stripe, GitHub, OpenAI, Twilio, Slack, Plaid, Datadog and more), from their published OpenAPI descriptions read daily: operations, parameters and request fields added, removed or newly required, each change marked breaking or not. Last 1 to 90 days, one API with api=, or only breaking changes with breaking=true. Signed.Livechecked Evidence 1/4x402x402 Bazaar2 payers3 more from annalist.dev
- Agent Miner Toolsagent-api-production.tim1712.workers.devUse before a coding agent installs an unfamiliar npm dependency. Returns current facts from the official npm registry: the version `npm install` resolves (dist-tags.latest), prerelease and deprecation status, engines.node compatibility with an optional target Node version (real SemVer evaluation), license, days since release, best-effort weekly downloads, repository URL and maintainer count. Facts only — no safety, trust, or malware verdict.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- api.onhub.ai/v1/codeapi.onhub.aiWrites and runs Python to compute or verify an answer, returning the code, its output, and a final answer.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- api.signalfuse.co/v1/gateway/execute/e2bapi.signalfuse.coSandboxed Python code execution via E2BLivechecked Evidence 1/4x402x402 Bazaar2 payers
- SiteCheck Jobs & Propertyapi.jobsproperty-api.workers.devBulgarian IT jobs from DEV.BG for a technology category (e.g. python, java, javascript, devops, qa): job title, company, location, work mode (on-site/hybrid/remote), tech stack icons, salary when published, posting date as shown (Bulgarian) and job URL, from the public category listing page (first page).Livechecked Evidence 1/4x402x402 Bazaar2 payers
- Forest Packageshttp--forest-gas-station-mainnet--lcjl27p8lmjs.code.runResolve a public GitHub release into the most plausible downloadable asset for a normalized OS/architecture target, excluding source/signature/checksum files and linking checksum companions when present. Returns ambiguity instead of silently choosing tied candidates. No private repositories or customer authentication. Base mainnet USDCLivechecked Evidence 1/4x402x402 Bazaar2 payers
- Preflightpreflight402.comCall before installing packages suggested by a language model. Returns, for each npm or PyPI package name, whether it actually exists in the registry, whether it is deprecated or yanked, and — when the name is not found — the closest real package names. Catches hallucinated dependencies (slopsquatting) before an agent installs them. Never inspects package contents and never returns a safety verdict.Livechecked Evidence 1/4x402x402 Bazaar2 payers1 more from preflight402.com
- Stormapstormap.aiUse when an npm or PyPI package is about to be installed, especially a name an LLM suggested. Returns ok_to_install, caution, dont_install or does_not_exist with reasons: malicious-package reports, known vulnerabilities for the version with the fixed version, deprecated or yanked, age, install scripts, downloads and typosquat look-alikes. From OSV.dev, deps.dev, npm and PyPI. ecosystem=pypi for Python. Errors: 400 bad_input, 502 registry unreachable. Failed calls are not charged.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- pitcrew-api.appin60.com/x402/preflightpitcrew-api.appin60.comCheck any x402 paid endpoint before paying it: does it return a valid 402 challenge, which networks/tokens/prices it accepts (decoded to USD), whether amounts are valid atomic units, payTo sanity, testnet-only offers, missing Bazaar input schema, redirects and latency. Returns a verdict (payable / payable with warnings / broken / unreachable) and the exact problems. Useful for agents choosing between paid APIs and for sellers debugging why x402scan or the CDP Bazaar skipped their route.Livechecked Evidence 1/4x402x402 Bazaar2 payers
- SiteCheck Company Recordsapi.companyrecords-api.workers.devPublic npm package record from the npm registry: latest version, license, description, homepage, repository and tarball URL. Read-only lookup of one package by exact name; no download counts.Livechecked Evidence 1/4x402x402 Bazaar2 payers1 more from companyrecords-api.workers.dev
- x402-gatewayx402.freeq.oneEphemeral webhook receiver. Creates a single-use HTTPS URL that catches any POST (Stripe, GitHub, internal) for 1 hour; senders pay nothing. Read captured events for $0.01 per read, extend for $0.05/hour. Response returns hook_url, read_url, extend_url, expires_at.Livechecked Evidence 1/4x402x402 Bazaar2 payers4 more from freeq.one
- Forest Infrahttp--forest-gas-station-mainnet--lcjl27p8lmjs.code.runCheck the current operational HTTP health of one public URL or API endpoint with a bounded GET or HEAD probe. Returns reachability, status code, redirects, content type and size basics; it does not scrape page content, run JavaScript or test private networks. Base mainnet USDCLivechecked Evidence 1/4x402x402 Bazaar2 payers
- StableSocialstablesocial.devScrape Creators · GitHub — UserLivechecked Evidence 1/4x402x402 Bazaar2 payers7 more from stablesocial.dev