OpenAIAnthropicGooglexAIPerplexity
← Back to all updatesPublished ·xAI• Minor
xAI released Grok 4.1 Fast model support for agent tools and reduced tool pricing by 50 percent.
The read
Lowering the cost to five dollars per thousand successful calls makes high-frequency agentic loops economically viable for production scale.
The frame
This update addresses the high overhead of tool use by pairing faster inference with a significant reduction in execution costs.
Primary source
xAI →Keep reading
See what Nova3 builds →Related updates
- Jun 06, 2026Anthropic updated prompt caching to automatically read from the longest previously cached prefix when breakpoints are set.
- Jun 06, 2026Anthropic optimized prompt caching support in the Message Batches API to improve cache hit rates.
- Jun 06, 2026Anthropic added a delete endpoint to the Message Batches API for managing batch processing tasks.
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