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Grok 4.6 x-ai
Release timeline
Stages observed by the nightly radar: announced → API only → weights public → served by third parties. Each entry carries the source it was seen at.
- 2026-08-12 · API only source seeded from the earliest dated observation when first seen · observed 2026-10-07 20:20 UTC
Description
Grok 4.6 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM. It is succeeded by [Grok 4.7](/x-ai/grok-4.7).
via OpenRouter listing · observed 2026-10-24 21:26 UTC. The listing text is the provider's own description, not an assessment.
Where to run 2 providers · 6 endpoints
Hosted endpoints observed for Grok 4.6, sorted by input price (USD per million tokens). Each row names its observer and date; prices change daily, so check the source before quoting. Cheapest observed input price: $2.00/M.
| Provider | Model ref | Context | Quant | $/M in | $/M out | tok/s | TTFT | Tools | Status | Observed |
|---|---|---|---|---|---|---|---|---|---|---|
| xAI openrouter | x-ai/grok-4.6 | 488K | unknown | $2.00 | $6.00 | — | — | yes | live | 2026-10-24 |
| xAI openrouter | x-ai/grok-4.6 | 488K | unknown | $2.00 | $6.00 | — | — | yes | live | 2026-10-24 |
| Amazon Bedrock openrouter | x-ai/grok-4.6 | 488K | unknown | $2.20 | $6.60 | — | — | yes | live | 2026-10-24 |
| xAI openrouter | x-ai/grok-4.6 | 488K | unknown | $2.20 | $6.60 | — | — | yes | live | 2026-10-24 |
| xAI openrouter | x-ai/grok-4.6 | 488K | unknown | $4.00 | $12.00 | — | — | yes | live | 2026-10-24 |
| xAI openrouter | x-ai/grok-4.6 | 488K | unknown | $4.00 | $12.00 | — | — | yes | live | 2026-10-24 |
Third-party providers observed: 1 (Amazon Bedrock). Cache-read price $0.50/M (source, observed 2026-10-24).
Facts
| Context length | 500,000 tokens (488K) · OpenRouter listing |
|---|---|
| Modalities | text + image + file → text |
| Max completion tokens | 450,000 |
| Supported parameters | include_reasoning, logprobs, max_tokens, reasoning, reasoning_effort, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_k, top_logprobs, top_p |
| Openness | Closed weights · closed lab |
| Stage | API only |
| Confidence | medium |
| Pricing (USD per M tokens) |
in $2.00 · out $6.00 · cache read $0.50 OpenRouter list price (cheapest live endpoint) · source · observed 2026-10-24 21:26 UTC |
Open alternatives 5
Nearest open-weights models by modality, context and price on this watch list. Not a quality ranking.
| Model | Org | Params | Context | $/M in | License | Why it is here |
|---|---|---|---|---|---|---|
| Qwen3.5-4B | Qwen | 4.66B | 256K | — | apache-2.0 | vision input |
| Kimi-K2.6 | moonshotai | 1.03T | 256K | $0.45 | other | cheaper input price ($0.44935/M vs $2/M), vision input |
| Qwen3-VL-4B-Instruct | Qwen | 4.44B | 256K | — | apache-2.0 | vision input |
| Qwen3.5-397B-A17B | Qwen | 403B | 256K | $0.39 | apache-2.0 | cheaper input price ($0.39/M vs $2/M), vision input |
| Qwen3-VL-2B-Instruct | Qwen | 2.13B | 256K | — | apache-2.0 | vision input |
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Email alerts are not open yet; the feeds above are the same data. See feeds for the item schema.
Sources
- openrouter x-ai/grok-4.6 · observed 2026-10-24 21:26 UTC
Radar run: 2026-10-25 06:51 UTC · Last verified 2026-10-25 06:51 UTC