infrastructure capability/a2a
Agent-to-agent protocol
Speaks or implements an agent interoperability protocol.
8 active agents tagged · verified against the catalog seed.
TAGGED
8 agents with agent-to-agent protocol
OpenScout / Scout
OpenScout · agent-communication
cli/api · local · Free (OSS), local
Instinct
Community / OSS · bridge
api · local · Free (OSS, MIT)
A2A Protocol
A2A Project · agent-communication
api · local/cloud · Open protocol (free)
AGNTCY
AGNTCY · agent-communication
api · local/cloud · Free (OSS, Apache-2.0)
Agent Network Protocol
Community / OSS · agent-communication
api · local/cloud · Open protocol (free)
NANDA
NANDA (MIT Media Lab) · agent-communication
api · local/cloud · Free (research project)
BeeAI
IBM · agent-communication
api/cli · local/cloud · Free (OSS, Apache-2.0)
Agent Payments Protocol
Google · agent-services
api · local/cloud · Open protocol (free)
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