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Breaking

Cognition launches Devin Fusion with mid-session routing and 35% lower Fable-class cost

Cognition launched Devin Fusion, a hybrid coding harness that reroutes work mid-task and says it cuts Fable-class cost by 35%. Use it when upfront routing misses late complexity; the router can re-evaluate after investigation starts.

Cognition launches Devin Fusion with mid-session routing and 35% lower Fable-class cost
New
Agent Product Launch·29th June·5 min read
Breaking

Vercel adds useRealtime, generateSpeech, and transcribe to AI Gateway

Vercel shipped realtime speech and transcription support in AI Gateway and AI SDK 7, then added Grok voice models through the same interface. The update puts voice agents on the same gateway, WebSocket, and AI SDK stack Vercel already uses for text models.

Vercel adds useRealtime, generateSpeech, and transcribe to AI Gateway
New
Voice Agents·29th June·3 min read
Breaking

Snowflake releases Arctic RL with ZoRRo: Text2SQL-R2 training drops to ~36 hours

Snowflake open-sourced Arctic RL and said its ZoRRo optimization delivers up to 6x actor-update speedup and 3.5x end-to-end gains. The repo packages those gains into VeRL and SkyRL integrations plus open Text2SQL and multi-hop QA recipes.

Snowflake releases Arctic RL with ZoRRo: Text2SQL-R2 training drops to ~36 hours
New
Reinforcement Learning·29th June·3 min read
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Top storiesthis week

Workflow

Codex users report /goal, /rewind, and /compact workflows after launch

A day after /goal and thread automations landed in Codex, practitioners started standardizing on /goal specs, /fork or /side detours, and /rewind plus /compact recovery. The pattern matters because verifier design and compaction timing now control how well long runs hold together.

Codex users report /goal, /rewind, and /compact workflows after launch
Codex·28th June·6 min read
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