AGNTCY

A Linux Foundation project building open infrastructure for an 'Internet of Agents' — discovery (OASF), identity, messaging (SLIM) and observability — so agents from different vendors interoperate.

name
AGNTCY
full_name
AGNTCY (Internet of Agents project)
layer
interop
creator
Cisco (Outshift), with LangChain and Galileo; now Linux Foundation
status
active (Linux Foundation, since 29 July 2025)
year
2025
one_liner
A Linux Foundation project building open infrastructure for an 'Internet of Agents' — discovery (OASF), identity, messaging (SLIM) and observability — so agents from different vendors interoperate.
spec_url
https://agntcy.org/
snippet
AGNTCY: Agent Discovery (OASF) + Agent Identity + Agent Messaging (SLIM) + Observability.
abbreviation
AGNTCY
also_known_as
AGNTCY Internet of Agents
canonical_spec_url
https://docs.agntcy.org/
entity_uri
https://agntcy.org/
taxonomy_layer
interop
sub_layer
multi-agent-infrastructure
protocol_type
transport
central_problem
Provides open, vendor-neutral infrastructure (discovery, identity, messaging, observability) so AI agents from different frameworks and vendors can find each other and collaborate.
maintainer
AGNTCY project under the Linux Foundation (originated at Cisco / Outshift)
governance_body
Linux Foundation
license
Apache-2.0 verify-against-primary-at-build ↗ https://github.com/agntcy
maturity_tag
emerging
current_spec_version
— verify-against-primary-at-build ↗ https://docs.agntcy.org/
spec_date
— verify-against-primary-at-build ↗ https://docs.agntcy.org/
launch_date
2025-03
last_verified
2026-06-15
transport
Multi-component (OASF schema discovery; SLIM messaging; identity; observability)
core_mechanism
AGNTCY bundles the building blocks of an 'Internet of Agents': Agent Discovery via OASF, cryptographically verifiable Agent Identity and access control, Agent Messaging via SLIM (Secure Low-latency Interactive Messaging), and end-to-end Agent Observability. Cisco open-sourced it in March 2025 with LangChain and Galileo; it joined the Linux Foundation on 29 July 2025.
discovery_endpoint
AGNTCY Agent Directory (OASF records); component endpoints per module
settlement_type
adoption_metric
75+ supporting companies; formative members Cisco, Dell Technologies, Google Cloud, Oracle, Red Hat source
notable_adopters
{"value":"Cisco (originator)","source":"https://www.linuxfoundation.org/press/linux-foundation-welcomes-the-agntcy-project-to-standardize-open-multi-agent-system-infrastructure-and-break-down-ai-agent-silos"} {"value":"Dell Technologies, Google Cloud, Oracle, Red Hat (formative members)","source":"https://www.linuxfoundation.org/press/linux-foundation-welcomes-the-agntcy-project-to-standardize-open-multi-agent-system-infrastructure-and-break-down-ai-agent-silos"}
relationships
{"predicate":"competes_with","target":"a2a","note":"AGNTCY's interop stack overlaps with A2A as a multi-agent collaboration layer (though AGNTCY also supports A2A)."} {"predicate":"complements","target":"acp","note":"ACP (Agent Communication Protocol) is associated with the AGNTCY community as a REST messaging option."}
ideal_use_case
Standing up a vendor-neutral multi-agent system with discovery, identity, secure messaging and observability out of the box.
when_to_use
When you need the full 'Internet of Agents' infrastructure stack rather than a single protocol like MCP or A2A.
when_not_to_use
When a single interop protocol (A2A) or tool protocol (MCP) covers your need without adopting a whole framework.
code_example
// AGNTCY is an infrastructure project, not one wire format. // Discover an agent via OASF, message it via SLIM: // directory.lookup('researcher') -> slim.connect(agent.endpoint)
source
Cisco-originated (March 2025, with LangChain + Galileo), joined Linux Foundation 29 July 2025, 75+ companies, components OASF + SLIM + identity + observability: https://www.linuxfoundation.org/press/linux-foundation-welcomes-the-agntcy-project-to-standardize-open-multi-agent-system-infrastructure-and-break-down-ai-agent-silos and https://agntcy.org/ . Listed for addition in research §2.
agent_readiness_link
agent-readiness/a2a
layer_legacy
agent

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