Claude 3.5 Sonnet v2 vs Grok 2 Vision
Claude 3.5 Sonnet v2 (2025) and Grok 2 Vision (2024) are general-purpose language models from Anthropic and xAI. Claude 3.5 Sonnet v2 ships a 200k-token context window, while Grok 2 Vision ships a not-yet-sourced context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads. It focuses on practical selection signals rather than broad model-family marketing.
Claude 3.5 Sonnet v2 is safer overall; choose Grok 2 Vision when provider fit matters.
Decision scorecard
Local evidence first| Signal | Claude 3.5 Sonnet v2 | Grok 2 Vision |
|---|---|---|
| Best for | multimodal apps and provider-routed production | multimodal apps |
| Decision fit | RAG, Long context, and Vision | Vision |
| Context window | 200k | — |
| Cheapest output | $30/1M tokens | - |
| Provider routes | 2 tracked | 0 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Claude 3.5 Sonnet v2 has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Claude 3.5 Sonnet v2 has broader tracked provider coverage for fallback and procurement flexibility.
- Claude 3.5 Sonnet v2 uniquely exposes Vision and Structured outputs in local model data.
- Local decision data tags Claude 3.5 Sonnet v2 for RAG, Long context, and Vision.
- Local decision data tags Grok 2 Vision for Vision.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Claude 3.5 Sonnet v2
$12,300
Cheapest tracked route/tier: AWS Bedrock
Grok 2 Vision
Unavailable
No complete token price in local provider data
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Claude 3.5 Sonnet v2 and Grok 2 Vision; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for Vision and Structured outputs before moving production traffic.
- No overlapping tracked provider route is sourced for Grok 2 Vision and Claude 3.5 Sonnet v2; plan for SDK, billing, or endpoint changes.
- Claude 3.5 Sonnet v2 adds Vision and Structured outputs in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2025-12-01 | 2024-12-01 |
| Context window | 200k | — |
| Parameters | — | — |
| Architecture | - | - |
| License | Proprietary | Grok License |
| Openness | Proprietary | Open weights |
| Commercial use | Commercial use: conditional | Commercial use: conditional |
| Knowledge cutoff | 2024-04 | - |
Pricing and availability
| Pricing attribute | Claude 3.5 Sonnet v2 | Grok 2 Vision |
|---|---|---|
| Input price | $6/1M tokens | - |
| Output price | $30/1M tokens | - |
| Providers | - |
Capabilities
| Capability | Claude 3.5 Sonnet v2 | Grok 2 Vision |
|---|---|---|
| Vision | Yes | No |
| Multimodal | Yes | Yes |
| Reasoning | No | No |
| Function calling | No | No |
| Tool use | No | No |
| Structured outputs | Yes | No |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
Deep dive
The capability footprint differs most on vision: Claude 3.5 Sonnet v2 and structured outputs: Claude 3.5 Sonnet v2. Both models share multimodal input, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.
Pricing coverage is uneven: Claude 3.5 Sonnet v2 has $6/1M input tokens and Grok 2 Vision has no token price sourced yet. Provider availability is 2 tracked routes versus 0. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.
Choose Claude 3.5 Sonnet v2 when vision-heavy evaluation and broader provider choice are central to the workload. Choose Grok 2 Vision when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.
FAQ
Is Claude 3.5 Sonnet v2 or Grok 2 Vision open source?
Claude 3.5 Sonnet v2 is listed under Proprietary. Grok 2 Vision is listed under Grok License. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.
Which is better for vision, Claude 3.5 Sonnet v2 or Grok 2 Vision?
Claude 3.5 Sonnet v2 has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Which is better for multimodal input, Claude 3.5 Sonnet v2 or Grok 2 Vision?
Both Claude 3.5 Sonnet v2 and Grok 2 Vision expose multimodal input. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.
Which is better for structured outputs, Claude 3.5 Sonnet v2 or Grok 2 Vision?
Claude 3.5 Sonnet v2 has the clearer documented structured outputs signal in this comparison. If structured outputs is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Where can I run Claude 3.5 Sonnet v2 and Grok 2 Vision?
Claude 3.5 Sonnet v2 is available on AWS Bedrock and Anthropic. Grok 2 Vision is available on the tracked providers still being sourced. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
When should I pick Claude 3.5 Sonnet v2 over Grok 2 Vision?
Claude 3.5 Sonnet v2 is safer overall; choose Grok 2 Vision when provider fit matters. If your workload also depends on vision-heavy evaluation, start with Claude 3.5 Sonnet v2; if it depends on provider fit, run the same evaluation with Grok 2 Vision.
Continue comparing
Last reviewed: 2026-06-15. Data sourced from public model cards and provider documentation.