Last refreshed 2026-07-08. Next refresh: weekly.
Why use Grok Build 0.1 on OpenRouter?
OpenRouter offers Grok Build 0.1 with pay-as-you-go pricing at $1.00/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare Grok Build 0.1 across 3 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: x-ai/grok-build-0.1x-ai/grok-build-0.1Request example
x-ai/grok-build-0.1.Gotchas
- Use provider model ID "x-ai/grok-build-0.1", not the LLMReference slug "grok-build-0.1".
Compare Grok Build 0.1 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| xAI Console | $1.00 | $2.00 |
| Vercel AI Gateway | $1.00 | $2.00 |
| OpenRouter | $1.00 | $2.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $1.00 |
| Output tokens | $2.00 |
Capabilities
About Grok Build 0.1
Grok Build 0.1 is xAI's agentic coding model for the Grok Build CLI and public API beta. It launched for the CLI on May 14, 2026, and for public API beta access on May 29, 2026. It replaces grok-code-fast-1 for current coding-agent workflows, supports text and image input, tool calling, structured outputs, always-on reasoning, prompt caching, and a 256K-token context window; xAI self-reports 70.8% on SWE-bench Verified using its internal harness.
FAQ
What does Grok Build 0.1 cost on OpenRouter?
On OpenRouter, Grok Build 0.1 costs $1.00 per 1M input tokens and $2.00 per 1M output tokens.
What is the context window for Grok Build 0.1 on OpenRouter?
Grok Build 0.1 supports a 256k token context window on OpenRouter.
How does OpenRouter compare to other Grok Build 0.1 providers?
Grok Build 0.1 is available from 3 providers. The cheapest input pricing is $1.00/1M tokens from xAI Console.
What API model ID do I use for Grok Build 0.1 on OpenRouter?
Use the model ID x-ai/grok-build-0.1 when calling OpenRouter's API.
Who created Grok Build 0.1?
Grok Build 0.1 was created by xAI as part of the Grok 4 model family.
Is Grok Build 0.1 open source?
Grok Build 0.1 is not open source; the seed data lists it as proprietary.