ModelBench
Model catalog

Models

Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.

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53 models
Image xAI 128K+
xAI: Grok 4.7 T
Reasoning Tools JSON

xAI's frontier model for long-running agents, coding, knowledge work, and visual projects

xai/grok-4.7 2026-09-21 500K context $2/M input $6/M output
27 providers
xAI: Grok 4.6 T
Reasoning Tools JSON

xAI's frontier model for long-running agents, coding, knowledge work, and visual projects

xai/grok-4.6 2026-08-12 500K context $2/M input $6/M output
34 providers
xAI: Grok 4.5 T
Reasoning Tools JSON

xAI's Grok model for chat, coding, agentic tools, and lower hallucination risk

xai/grok-4.5 2026-07-08 500K context $2/M input $6/M output
29 providers
xAI: Grok 4.3 T
Reasoning Tools JSON

xAI's default Grok for chat, coding, agentic tools, and lower hallucination risk

xai/grok-4.3 2026-04-17 1M context $1.25/M input $2.5/M output
31 providers
xAI: Grok Build 0.1 T
Tools JSON

Fast Grok coding model tuned for agentic engineering and iterative edits

xai/grok-build-0.1 2026-04-16 256K context $1/M input $2/M output
19 providers
xAI: Grok 4.20 (Non-Reasoning) T
Tools

Grok model for agentic tool use, reasoning, coding, and live assistance

xai/grok-4.20-0309-non-reasoning 2026-03-09 1M context $1.25/M input $2.5/M output
11 providers
xAI: Grok 4.20 (Reasoning) T
Reasoning Tools JSON

Reasoning Grok for document-heavy analysis and long-horizon tool use

xai/grok-4.20-0309-reasoning 2026-03-09 1M context $1.25/M input $2.5/M output
13 providers
xAI: X-Ai/Grok-4-Fast-Reasoning T
Reasoning Tools

Fast Grok model for responsive chat, reasoning, and tool-assisted work

xai/grok-4-fast-reasoning 2025-12-18 2M context $0.2/M input $0.5/M output
2 providers
xAI: X-Ai/Grok-4-Fast-Non-Reasoning T
Tools

Fast Grok model for responsive chat, reasoning, and tool-assisted work

xai/grok-4-fast-non-reasoning 2025-12-18 2M context $0.2/M input $0.5/M output
3 providers
xAI: Grok 4.1 Fast T
Tools JSON

xAI's fast agentic tool-calling model with a 2M context window; non-reasoning variant for low-latency responses

xai/grok-4.1-fast 2025-11-19 2M context $0.2/M input $0.5/M output
2 providers
xAI: Grok 4.1 Fast (Reasoning) T
Reasoning Tools

xAI's fast agentic tool-calling model with a 2M context window and built-in reasoning

xai/grok-4.1-fast-reasoning 2025-11-19 2M context $0.2/M input $0.5/M output
5 providers
xAI: SpaceXAI: Grok 4.5 T

Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.

x-ai/grok-4.5 500K context $2/M input $6/M output
xAI: SpaceXAI: Grok Build 0.1 T

Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...

x-ai/grok-build-0.1 256K context $1/M input $2/M output
xAI: SpaceXAI: Grok 4.3 T

Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...

x-ai/grok-4.3 1M context $1.25/M input $2.5/M output
xAI: SpaceXAI: Grok 4.20 Multi-Agent T

Grok 4.20 Multi-Agent is a variant of SpaceXAI’s Grok 4.20 designed for collaborative, agent-based workflows. Multiple agents operate in parallel to conduct deep research, coordinate tool use, and synthesize information...

x-ai/grok-4.20-multi-agent 2M context $1.25/M input $2.5/M output
xAI: SpaceXAI: Grok 4.20 T

Grok 4.20 is a reasoning model from SpaceXAI with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering...

x-ai/grok-4.20 2M context $1.25/M input $2.5/M output
xAI: grok-4-1-fast T

No provider description is available for this model yet.

xai/grok-4-1-fast 2M context $0.2/M input $0.5/M output
xAI: grok-4-1-fast-reasoning T

No provider description is available for this model yet.

xai/grok-4-1-fast-reasoning 2M context $0.2/M input $0.5/M output
xAI: grok-4-1-fast-non-reasoning T

No provider description is available for this model yet.

xai/grok-4-1-fast-non-reasoning 2M context $0.2/M input $0.5/M output
xAI: grok-4.3-latest T

No provider description is available for this model yet.

xai/grok-4.3-latest 1M context $1.25/M input $2.5/M output
xAI: grok-4.5-latest T

No provider description is available for this model yet.

xai/grok-4.5-latest 500K context $2/M input $6/M output
xAI: grok-beta T

No provider description is available for this model yet.

xai/grok-beta 131.072K context $5/M input $15/M output
xAI: grok-4.20-multi-agent-0309 T

No provider description is available for this model yet.

xai/grok-4.20-multi-agent-0309 1M context $1.25/M input $2.5/M output
xAI: SpaceXAI: Grok 4.6 T

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).

x-ai/grok-4.6 500K context $2/M input $6/M output
xAI: grok-4.20 T

No provider description is available for this model yet.

xai/grok-4.20 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-reasoning T

No provider description is available for this model yet.

xai/grok-4.20-reasoning 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-reasoning-latest T

No provider description is available for this model yet.

xai/grok-4.20-reasoning-latest 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-non-reasoning T

No provider description is available for this model yet.

xai/grok-4.20-non-reasoning 1M context $1.25/M input $2.5/M output
xAI: grok-build-latest T

No provider description is available for this model yet.

xai/grok-build-latest 500K context $2/M input $6/M output
xAI: SpaceXAI: Grok 4.3 (batch) T

Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...

x-ai/grok-4.3:batch 1M context $1/M input $2/M output
xAI: SpaceXAI: Grok 4.7 T

Grok 4.7 is SpaceXAI's flagship model for coding, agentic tasks, and knowledge work, succeeding Grok 4.6. It is particularly strong at long-running software engineering tasks, verifying its own work, and...

x-ai/grok-4.7 500K context $2/M input $6/M output
xAI: grok-4.20-0309 T

No provider description is available for this model yet.

xai/grok-4.20-0309 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-beta T

No provider description is available for this model yet.

xai/grok-4.20-beta 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-beta-0309 T

No provider description is available for this model yet.

xai/grok-4.20-beta-0309 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-beta-latest T

No provider description is available for this model yet.

xai/grok-4.20-beta-latest 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-beta-non-reasoning T

No provider description is available for this model yet.

xai/grok-4.20-beta-non-reasoning 1M context $1.25/M input $2.5/M output
xAI: grok-4.20-beta-reasoning T

No provider description is available for this model yet.

xai/grok-4.20-beta-reasoning 1M context $1.25/M input $2.5/M output