{"source":"BenchGecko","url":"https://benchgecko.ai/model/grok-4-20-beta","as_of":"2026-10-05","license":"BenchGecko collected data (prices, provider offers, Gecko Tests) is CC BY 4.0 · https://creativecommons.org/licenses/by/4.0/. Benchmark scores belong to their original publishers (see sources) and are aggregated with attribution. Attribution required: \"Source: BenchGecko\" with a link.","attribution":"Source: BenchGecko · https://benchgecko.ai/model/grok-4-20-beta","cite":"Grok 4.20 Beta · benchmarks, pricing and providers. BenchGecko, data as of 2026-10-05. https://benchgecko.ai/model/grok-4-20-beta","slug":"grok-4-20-beta","name":"Grok 4.20 Beta","provider":{"name":"xAI","slug":"xai"},"model_type":"multimodal","release_date":"2026-03-12","is_open_source":false,"status":"preview","context_window":2000000,"description":"Grok 4.20 Beta is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering consistently precise and truthful responses.\n\nReasoning can be enabled/disabled using the `reasoning` `enabled` parameter in the API. Learn more in our docs","benchgecko_score":null,"avg_score":0,"list_price":{"input_usd_per_m":2,"output_usd_per_m":6,"source":"OpenRouter models API (checked daily)","as_of":"2026-10-05"},"pricing":{"input":2,"output":6},"providers":[{"provider":"xAI","endpoint":"xai","quantization":null,"context_tokens":2000000,"input_usd_per_m":1.25,"output_usd_per_m":2.5,"cache_read_usd_per_m":0.2,"uptime_1d_pct":99.94,"as_of":"2026-10-05"},{"provider":"xAI","endpoint":"xai/zdr","quantization":null,"context_tokens":2000000,"input_usd_per_m":1.25,"output_usd_per_m":2.5,"cache_read_usd_per_m":0.2,"uptime_1d_pct":99.96,"as_of":"2026-10-05"},{"provider":"xAI","endpoint":"xai/priority","quantization":null,"context_tokens":2000000,"input_usd_per_m":2.5,"output_usd_per_m":5,"cache_read_usd_per_m":0.4,"uptime_1d_pct":100,"as_of":"2026-10-05"},{"provider":"xAI","endpoint":"xai/zdr/priority","quantization":null,"context_tokens":2000000,"input_usd_per_m":2.5,"output_usd_per_m":5,"cache_read_usd_per_m":0.4,"uptime_1d_pct":100,"as_of":"2026-10-05"}],"cheapest_provider":{"provider":"xAI","endpoint":"xai","quantization":null,"context_tokens":2000000,"input_usd_per_m":1.25,"output_usd_per_m":2.5,"cache_read_usd_per_m":0.2,"uptime_1d_pct":99.94,"as_of":"2026-10-05"},"providers_source":"OpenRouter endpoints API, one row per provider, refreshed daily","scores":[],"gecko_tests":null,"links":{"page":"https://benchgecko.ai/model/grok-4-20-beta","json":"https://benchgecko.ai/api/v1/models/grok-4-20-beta","price_history":"https://benchgecko.ai/api/v1/price-history/grok-4-20-beta","provider_prices":"https://benchgecko.ai/pricing/arbitrage/grok-4-20-beta"}}