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Grok 4.3 benchmark, API pricing, and provider data cover 137 API providers, with prices starting at $0.0015/request. Grok 4.3 free API options are available from 12 providers. The page also shows measured API speed and first-token latency.
Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
Observed-capability estimates with uncertainty reported separately from independent benchmark families.
Input and output token limits for this model, plus how it ranks on long-context understanding.
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8 metrics · Rated
5 metrics · Provisional
4 metrics · Estimated
7 metrics · Provisional
0 metrics · No data
0 metrics · No data
4 metrics · Provisional
3 metrics · Provisional
Third-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.
| Provider endpoint | Input | Output | 1d uptime | 30m latency | 30m throughput | Context / output |
|---|---|---|---|---|---|---|
xAI xai | $1.25/M | $2.50/M | 100.0% | — | — | 1M tokens / — |
xAI xai/priority | $2.50/M | $5/M | 100.0% | — | — | 1M tokens / — |
xAI xai/zdr | $1.25/M | $2.50/M | 99.9% | — | — | 1M tokens / — |
xAI xai/zdr/priority | $2.50/M | $5/M | 99.9% | — | — | 1M tokens / — |
Compare Grok 4.3 API pricing across 125 providers. Prices range from $0.0015/request to $450.00/M. X666 API offers the lowest rate at $0.0015/request. 12 providers offer free API credits or a free tier.
| Provider | Health | Model Variant | Group | Input ($/M) | Output ($/M) | Speed (t/s) | First token | Audit |
|---|---|---|---|---|---|---|---|---|
L1 100% | grok-4.3-fast | grok | -93%$0.086/M | -93%$0.171/M | — | — | — | |
L1 100% | grok-4.3 | grok | -93%$0.086/M Cache read$0.014/M | -93%$0.171/M | — | — | — | |
L1 100% | grok-4.3 | default | -87%$0.159/M | -87%$0.318/M | — | — | — | |
L1 100% | grok-4.3 | default | $1.25/M Cache read$0.200/M | $2.50/M | — | — | — | |
L1 100% | grok-4.3 | grok官key | $46.23/M | $46.23/M | — | — | — | |
L1 100% | grok-4.3 | xai | -99%$0.012/M Cache read$0.0019/M | -99%$0.024/M | — | — | — | |
L1 100% | grok-4.3 | default | $0.050/request | - | — | — | — | |
L1 100% | grok-4.3 | default | $0.146/request | - | — | — | — | |
L1 100% | grok-4.3-medium | default | -78%$0.274/M | $3.08/M | — | — | — | |
L1 100% | grok-4.3 | default | -78%$0.274/M | $3.08/M | — | — | — | |
L1 100% | grok-4.3-low | other | -58%$0.521/M Cache read$0.083/M | -58%$1.04/M | — | — | — | |
L1 100% | grok-4.3-fast | other | -58%$0.521/M Cache read$0.083/M | -58%$1.04/M | — | — | — | |
兔子API Free | L1 100% | grok-4.3 | 官方优惠 | Free | Free | — | — | — |
L1 100% | grok-4.3 | grok | -95%$0.063/M Cache read$0.010/M | -95%$0.125/M | — | — | — | |
L1 100% | grok-4.3 | default | -89%$0.137/M | -89%$0.274/M | — | — | — | |
L1 100% | grok-4.3 | default | -51%$0.612/M Cache read$0.098/M | -51%$1.22/M | — | — | — | |
L1 100% | grok-4.3-beta | default | -22%$0.979/M Cache read$0.098/M | $2.94/M | — | — | — | |
L1 100% | grok-4.3 | grok_official_Mzg= | -48%$0.651/M | -48%$1.30/M | — | — | — | |
L1 100% | grok-4.3 | default | $1.25/M Cache read$0.200/M | $2.50/M | — | — | — | |
Dext API Free | L1 100% | grok-4.3-medium | 公益 | Free | Free | — | — | — |
