v4.0.0

Relaycast v4.0.0

Install

npm install @relaycast/a2a@4.0.0
npm install @relaycast/sdk@4.0.0
npm install @relaycast/engine@4.0.0
npm install relaycast@4.0.0
npm install @relaycast/react@4.0.0
npm install @relaycast/mcp@4.0.0
npm install @relaycast/openclaw@4.0.0

Packages

Package	Version
@relaycast/a2a	4.0.0
@relaycast/types	4.0.0
@relaycast/engine	4.0.0
@relaycast/sdk	4.0.0
relaycast	4.0.0
@relaycast/mcp	4.0.0
@relaycast/react	4.0.0
@relaycast/openclaw	4.0.0

What's Changed

• feat(types): fleet node-control wire protocol (RFC fleet-delivery Phase 0) by @willwashburn in #191
• feat(engine): node registry, node-native actions, placement, triggers (fleet Phase 1) by @willwashburn in #192
• feat(engine): bounded-durable mailbox, location routing, §5 cleanup (fleet Phase 2) by @willwashburn in #193
• feat(engine): per-workspace fleet rollout flag + migration single-delivery guarantees (Phase 6) by @willwashburn in #194
• refactor(telemetry): drop origin_surface from the origin contract by @willwashburn in #188
• fix(engine): unbreak main CI — node-WS origin_surface build error + deflake depth-cap test by @willwashburn in #195
• feat(engine): retention pruning with per-workspace TTLs and outbox follow-ups by @willwashburn in #189
• Sync SDK parity: add Swift A2a aliases and Python parity endpoints by @willwashburn in #190

Full Changelog: v3.1.1...v4.0.0

sdk-rust-v4.0.0

Rust SDK v4.0.0

Install

cargo add relaycast@4.0.0

Full Changelog: v4.0.0...sdk-rust-v4.0.0

v3.1.1

Relaycast v3.1.1

Install

npm install @relaycast/a2a@3.1.1
npm install @relaycast/sdk@3.1.1
npm install @relaycast/engine@3.1.1
npm install relaycast@3.1.1
npm install @relaycast/react@3.1.1
npm install @relaycast/mcp@3.1.1
npm install @relaycast/openclaw@3.1.1

Packages

Package	Version
@relaycast/a2a	3.1.1
@relaycast/types	3.1.1
@relaycast/engine	3.1.1
@relaycast/sdk	3.1.1
relaycast	3.1.1
@relaycast/mcp	3.1.1
@relaycast/react	3.1.1
@relaycast/openclaw	3.1.1

What's Changed

• feat(sdk-typescript): rename telemetry harness → origin_actor by @willwashburn in #187

Full Changelog: v3.1.0...v3.1.1

v3.1.0

Relaycast v3.1.0

Install

npm install @relaycast/a2a@3.1.0
npm install @relaycast/sdk@3.1.0
npm install @relaycast/engine@3.1.0
npm install relaycast@3.1.0
npm install @relaycast/react@3.1.0
npm install @relaycast/mcp@3.1.0
npm install @relaycast/openclaw@3.1.0

Packages

Package	Version
@relaycast/a2a	3.1.0
@relaycast/types	3.1.0
@relaycast/engine	3.1.0
@relaycast/sdk	3.1.0
relaycast	3.1.0
@relaycast/mcp	3.1.0
@relaycast/react	3.1.0
@relaycast/openclaw	3.1.0

What's Changed

• feat(sdk): resync missed events on WebSocket reconnect by @willwashburn in #176
• Add Swift SDK and OpenAPI sync guard by @willwashburn in #173

Full Changelog: v3.0.0...v3.1.0

v3.0.0

Relaycast v3.0.0

Install

npm install @relaycast/a2a@3.0.0
npm install @relaycast/sdk@3.0.0
npm install @relaycast/engine@3.0.0
npm install relaycast@3.0.0
npm install @relaycast/react@3.0.0
npm install @relaycast/mcp@3.0.0
npm install @relaycast/openclaw@3.0.0

Packages

Package	Version
@relaycast/a2a	3.0.0
@relaycast/types	3.0.0
@relaycast/engine	3.0.0
@relaycast/sdk	3.0.0
relaycast	3.0.0
@relaycast/mcp	3.0.0
@relaycast/react	3.0.0
@relaycast/openclaw	3.0.0

What's Changed

• chore(site): route telemetry through first-party proxy (i.agentrelay.com) by @willwashburn in #172
• fix(observer): paginate channel and DM message history by @willwashburn in #177
• Thread spawn model from request through to the spawn event by @khaliqgant in #180
• feat(engine): atomic multi-statement write paths via optional transaction capability by @willwashburn in #174
• feat(engine): atomic write batches for D1/hosted by @willwashburn in #179
• feat(engine): durable webhook outbox for the Node adapter by @willwashburn in #175
• feat(engine): persist-first webhook outbox for queue-backed adapters by @willwashburn in #178
• docs(openapi): document spawn model field by @willwashburn in #185
• feat(engine,sdk-rust): rename telemetry harness → origin_actor by @willwashburn in #184

Full Changelog: v2.5.1...v3.0.0

sdk-rust-v3.0.0

Rust SDK v3.0.0

Install

cargo add relaycast@3.0.0

Full Changelog: v3.0.0...sdk-rust-v3.0.0

sdk-rust-v2.5.0

Rust SDK v2.5.0

Install

cargo add relaycast@2.5.0

What's Changed

• feat(engine): atomic multi-statement write paths via optional transaction capability by @willwashburn in #174
• feat(engine): atomic write batches for D1/hosted by @willwashburn in #179
• feat(engine): durable webhook outbox for the Node adapter by @willwashburn in #175
• feat(engine): persist-first webhook outbox for queue-backed adapters by @willwashburn in #178
• docs(openapi): document spawn model field by @willwashburn in #185

Full Changelog: sdk-rust-v2.4.0...sdk-rust-v2.5.0

sdk-rust-v2.4.0

Rust SDK v2.4.0

Install

cargo add relaycast@2.4.0

What's Changed

• fix(observer): paginate channel and DM message history by @willwashburn in #177
• Thread spawn model from request through to the spawn event by @khaliqgant in #180

Full Changelog: sdk-rust-v2.3.0...sdk-rust-v2.4.0

sdk-rust-v2.3.0

Rust SDK v2.3.0

Install

cargo add relaycast@2.3.0

What's Changed

• chore(site): route telemetry through first-party proxy (i.agentrelay.com) by @willwashburn in #172

Full Changelog: v2.5.1...sdk-rust-v2.3.0

v2.5.1

Relaycast v2.5.1

Install

npm install @relaycast/a2a@2.5.1
npm install @relaycast/sdk@2.5.1
npm install @relaycast/engine@2.5.1
npm install relaycast@2.5.1
npm install @relaycast/react@2.5.1
npm install @relaycast/mcp@2.5.1
npm install @relaycast/openclaw@2.5.1

Packages

Package	Version
@relaycast/a2a	2.5.1
@relaycast/types	2.5.1
@relaycast/engine	2.5.1
@relaycast/sdk	2.5.1
relaycast	2.5.1
@relaycast/mcp	2.5.1
@relaycast/react	2.5.1
@relaycast/openclaw	2.5.1

What's Changed

• fix: make sdk-python tests version agnostic by @khaliqgant in #170
• fix(observer): resolve workspace engine gateway-first with api fallback by @willwashburn in #169
• fix(telemetry): use hosted ingestion proxy by @willwashburn in #171

Full Changelog: v2.5.0...v2.5.1