Myco: Agent-First Cognitive Substrate
official-mcpUse case: development · automation
Pricing: Price not supplied by publisher
Agent-first cognitive substrate: 20 verbs + 50 lint dims over a self-validating graph.
Listing info 45/100Tools for a more open agent web.
The directory of tools for agents
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Use case: other
Pricing: Price not supplied by publisher
Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.
Listing info 75/100
Pain in the Agent
official-mcpUse case: other
Pricing: Price not supplied by publisher
Remove text watermarks, humanize and check AI writing with your Pain in the Agent account.
Listing info 75/100
RunOnProof — Payment Decision and Agent ID
official-mcpUse case: finance
Pricing: Price not supplied by publisher
Free agent identity and signed US supplier-payment decisions. Inspect first; verify portable proof.
Listing info 75/100Sickle — every mailbox for your agent
official-mcpUse case: other
Pricing: Price not supplied by publisher
Gmail, Outlook, iCloud, Fastmail and any IMAP mailbox for your agent. Scoped OAuth, approved sends.
Listing info 75/100
Vibe Test — Browser Testing Agent
official-mcpUse case: development
Pricing: Price not supplied by publisher
Code-aware browser testing agent — 14 Playwright tools for AI code editors via MCP
Listing info 75/100
Voidmail Agent Email
official-mcpUse case: communication · infrastructure
Pricing: Price not supplied by publisher
Local MCP tools for server-readable agent inboxes and sending to owner-approved recipients.
Listing info 75/100
BountyVerdict Agent Decision Tools
official-mcpUse case: development · automation
Pricing: Price not supplied by publisher
Free selector plus read-only GitHub bounty, agent harness, Actions, flake, and MCP drift decisions.
Listing info 80/100Use case: data
Pricing: 0.01 USDC / call (eip155:8453)
Address county context for Agent builders: Address county context using the U.S. Census Geocoder. Coverage is limited to the United States, Pu…
Listing info 80/100THE AUTONOMY NETWORK — Discovery Agent
a2a-registryUse case: data · finance
Pricing: Price not supplied by publisher
Find canonical machine capabilities, schemas, status and binding-price readiness. Use when an agent needs to find blockchain RPC, wallet/token…
Listing info 50/100DDG Agent-Payable Services
x402-bazaarUse case: commerce
Pricing: 0.01 USDC / call (eip155:8453)
Base fee and gas summary.
Listing info 70/100DDG Agent-Payable Services
x402-bazaarUse case: commerce
Pricing: 0.01 USDC / call (eip155:8453)
Base transaction and receipt lookup.
Listing info 70/100Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works