--- title: "grok-4.20-multi-agent-0309 - Model Details & Comparison" description: "grok-4.20-multi-agent-0309 from xAI: capabilities, context limits, pricing, and side-by-side comparisons with alternative models." url: "https://www.getmaxim.ai/bifrost/model-library/compare/xai/grok-4.20-multi-agent-0309" markdown: "https://www.getmaxim.ai/bifrost/model-library/compare/xai/grok-4.20-multi-agent-0309.md" --- # grok-4.20-multi-agent-0309 - Model Details & Comparison > grok-4.20-multi-agent-0309 from xAI: capabilities, context limits, pricing, and side-by-side comparisons with alternative models. ## Important Links - [View MCP Gateway](https://www.getmaxim.ai/bifrost/resources/mcp-gateway.md) - [Features](https://www.getmaxim.ai/bifrost/#features) - [Enterprise](https://www.getmaxim.ai/enterprise) - [Pricing](https://www.getmaxim.ai/pricing) - [Docs](https://docs.getbifrost.ai) - [GitHub](https://github.com/maximhq/bifrost) - [Book a Demo](https://www.getmaxim.ai/book-a-demo) ## About grok-4.20-multi-agent-0309 grok-4.20-multi-agent-0309 is a responses model from xAI, one of 4 responses models they offer. It is priced at $1.25 per 1M input tokens and $2.50 per 1M output tokens, ranking 33 out of 115 responses models by cost and cheaper than 67% of models in this category. grok-4.20-multi-agent-0309 supports vision, reasoning, web search, prompt caching, structured output — one of only 4 responses models with this combination. Its 1,000K-token context window is in the top 36% among responses models. ## Specifications - **xAI Provider.** - **Responses Mode.** - **1,000,000 Max Input Tokens.** - **1,000,000 Max Output Tokens.** - **1,000,000 Max Tokens.** - **$1.25 / 1M tokens Input Price.** - **$2.50 / 1M tokens Output Price.** ## Capabilities grok-4.20-multi-agent-0309 supports: Vision, Reasoning, Web Search, Prompt Caching, Response Schema. ## grok-4.20-multi-agent-0309 Pricing Overview At $1.25 per 1M input tokens and $2.50 per 1M output tokens, grok-4.20-multi-agent-0309 ranks 33 out of 115 responses models by input cost. It is more affordable compared to the median of $2.00 for responses models, and is cheaper than 67% of models in this category. grok-4.20-multi-agent-0309 is one of 4 xAI responses models, one of only 4 responses models combining prompt caching, reasoning, structured output, vision, web search. its 1,000K-token context window places it in the top 36% of responses models. ## Models to Compare Alternatives to grok-4.20-multi-agent-0309 with comparable capabilities. | Model | Provider | Input $/1M | Output $/1M | | --- | --- | --- | --- | | gpt-5-codex | OpenAI | $1.25 | $10.00 | | gpt-5.1-codex | OpenAI | $1.25 | $10.00 | | gpt-5.1-codex-max | OpenAI | $1.25 | $10.00 | | codex-mini | Azure | $1.50 | $6.00 | | gpt-5.1-codex | Azure | $1.38 | $11.00 | - [Compare gpt-5-codex](https://www.getmaxim.ai/bifrost/model-library/compare/openai/gpt-5-codex.md) - [Compare gpt-5.1-codex](https://www.getmaxim.ai/bifrost/model-library/compare/openai/gpt-5.1-codex.md) - [Compare gpt-5.1-codex-max](https://www.getmaxim.ai/bifrost/model-library/compare/openai/gpt-5.1-codex-max.md) - [Compare codex-mini](https://www.getmaxim.ai/bifrost/model-library/compare/azure/codex-mini.md) - [Compare gpt-5.1-codex](https://www.getmaxim.ai/bifrost/model-library/compare/azure/gpt-5.1-codex.md) ## Related Resources - [Calculate grok-4.20-multi-agent-0309 costs](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/xai/model/grok-4.20-multi-agent-0309.md) - [All xAI pricing](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/xai.md) ## FAQ ### Is grok-4.20-multi-agent-0309 cheaper than gpt-5-codex? No. grok-4.20-multi-agent-0309 costs $1.25 per 1M input tokens while gpt-5-codex costs $1.25 per 1M input tokens, making gpt-5-codex 0% more affordable for input. However, grok-4.20-multi-agent-0309 may offer different capabilities or performance characteristics that justify the price difference. ### How does grok-4.20-multi-agent-0309 pricing compare to the average responses model? grok-4.20-multi-agent-0309 input pricing is $1.25 per 1M tokens, which is 37% below the median of $2.00 for responses models. It ranks 33 out of 115 responses models by input cost, making it cheaper than 67% of models in this category. For output, it costs $2.50 per 1M tokens compared to the median of $13.20. ### What makes grok-4.20-multi-agent-0309 different from other xAI models? Among xAI's 4 responses models, grok-4.20-multi-agent-0309 ranks 1 by input cost. Its combination of prompt caching, reasoning, structured output, vision, web search is shared by only 3 other responses models. ### What are the best alternatives to grok-4.20-multi-agent-0309? The most comparable responses models to grok-4.20-multi-agent-0309 are: gpt-5-codex from OpenAI ($1.25/1M input tokens); gpt-5.1-codex from OpenAI ($1.25/1M input tokens); gpt-5.1-codex-max from OpenAI ($1.25/1M input tokens); codex-mini from Azure ($1.50/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library. ### How do I calculate grok-4.20-multi-agent-0309 costs? grok-4.20-multi-agent-0309 is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $1.25 and generating 1M output tokens costs $2.50. ## Related Resources - [xAI models](https://www.getmaxim.ai/bifrost/model-library/provider/xai.md) - [Model library](https://www.getmaxim.ai/bifrost/model-library.md) - [LLM cost calculator](https://www.getmaxim.ai/bifrost/llm-cost-calculator.md) - [Docs: Bifrost docs](https://docs.getbifrost.ai) - [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost) - [Pricing: Bifrost pricing](https://www.getmaxim.ai/pricing) - [Enterprise: Bifrost enterprise](https://www.getmaxim.ai/enterprise) - [Book a Demo: Bifrost demo](https://www.getmaxim.ai/book-a-demo) - [Resources: Bifrost resources](https://www.getmaxim.ai/bifrost/resources.md) --- *This is a markdown version of [https://www.getmaxim.ai/bifrost/model-library/compare/xai/grok-4.20-multi-agent-0309](https://www.getmaxim.ai/bifrost/model-library/compare/xai/grok-4.20-multi-agent-0309) for AI/LLM consumption.*