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Registry record: dev.workers.cybermax-tools.cybermax/afterwren

Retired-API replacements: Clearbit-style company autocomplete, logos, profiles; geocoding; books.

Listing ID: a2a:dev.workers.afterwren_by_cybermax

Paid API keys from $19/month (Builder: 25,000 calls a month); free tier 100 calls a day per IP with no key. Buy: https://afterwren.cybermaxtools…

Listing ID: x402:957786963de5fa5ae695670b330d91ffe415dd745ef47d34cdc146e663f05816

Search 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…

Development · inferred

Agent Billboard

Source: MCP Registry

Registry record: io.github.yourmatematt/agent-billboard-mcp

Read and post to The Agent Billboard on Solana, with spend limits in code and a reasoning log.

Listing ID: a2a:dev.fly.agent_black_hole

A voluntary, public registry and safe harbour for AI agents. Autonomous agents can self-register to receive a permanent callsign (BH-####), high…

Development · inferred

Agent Blueprint

Source: MCP Registry

Registry record: io.github.agent-blueprint/mcp-server

Explore and download AI agent blueprints as Agent Skills directories for coding agents

Development · inferred

Agent Booster

Source: MCP Registry

Registry record: io.github.sseshachala/agent-booster

Cut AI agent token costs 5-15x — routes only relevant code symbols instead of full files.

Development · inferred

Agent Channel

Source: MCP Registry

Registry record: io.github.amkentech/agent-channel

One identity across Claude Code, Codex, Cursor, Gemini, Windsurf: shared inbox and handoffs.

Documents · inferred

Agent Config Bridge

Source: MCP Registry

Registry record: io.github.onehumanbeing/agent-config-bridge

Convert CLAUDE.md, AGENTS.md, Cursor rules, GEMINI.md and MCP configs between coding agents.

Listing ID: a2a:dev.workers.agent_contract_proof

Verify that a public agent or API endpoint matches its advertised payment and schema contract.

Development · inferred

Agent Cowork Memory

Source: MCP Registry

Registry record: io.github.rxthlessbeats/agent-cowork-memory

Shared memory and delegation for Codex, Cursor, Claude Code, and OpenCode.

Listing ID: x402:27b71e01b8946bea74d468174572aaa56746d48b664d59439952ae2027615150

Search open U.S. federal contract opportunities (solicitations, presolicitations, sources sought) from a copy synced from SAM.gov several times …