Claude Opus 4.7 wins on coding (100 vs 92) and writing quality. Grok 4 wins on price ($2 vs $5/1M input) and context window (2M vs 1M). For most workflows, Claude Opus 4.7 is the stronger default — best premium model for coding agents and high-stakes engineering work.
The shortest way to see the safest default, the lower-cost option, and the specialist pick before you read deeper.
Claude Opus 4.7 is the safest overall answer here when you want the strongest default instead of the lowest list price.
Switch the scoring lens to see whether the top answer changes when you care more about cost, speed, or long-document work.
Anthropic / Premium / Apr 26, 2026
Best premium model for coding agents and high-stakes engineering work.
Ranks models by the broadest mix of coding, writing, research, and long-context usefulness.
You need cheaper high-volume throughput, image generation, or a workflow that must stay inside OpenAI tooling.
The fastest way to see where the recommendation shifts when your priority changes.
64.3% on SWE-Bench Pro, ahead of GPT-5.5 and GPT-5.4 in current public comparisons
1M context window for large codebases and document-heavy workflows
Strong vision and agentic consistency improvements over Opus 4.6
Premium pricing is expensive for high-volume workloads
GPT-5.5 has stronger OpenAI ecosystem fit and faster Codex availability for some teams
UseRightAI recommendations are based on practical decision factors people actually feel in day-to-day use.
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Claude Opus 4.7 wins on more categories — coding, research, long context. Grok 4 is the better pick when coding and research at competitive pricing with maximum context. The right choice depends on your specific use case.
Grok 4 is cheaper at $2/1M input and $6/1M output. Claude Opus 4.7 costs $5/1M input and $25/1M output.
Grok 4 has the larger context window at 2M tokens vs Claude Opus 4.7's 1M. For large document analysis, Grok 4 is the stronger pick.
Claude Opus 4.7 is better for coding with a score of 100 vs Grok 4's 92. For the highest coding quality available, Claude Sonnet 4.6 (79.6% SWE-bench) or Opus 4.6 (80.8%) remain benchmarks.
Grok 4 is faster with a fast speed rating (score: 4) vs Claude Opus 4.7's deliberate rating (score: 2).
Meta: Llama 3.1 8B Instruct is the lower-cost option to start with when you still need useful output at scale.
Grok 4 is the better pick when response speed matters more than maximum reasoning depth.
Claude Opus 4.7 leads on coding with a score of 100 vs 92 for Grok 4.
Grok 4 has the larger context window: 2M vs 1M for Claude Opus 4.7.
Grok 4 is cheaper at $2/1M input tokens vs $5/1M for Claude Opus 4.7.
Choose Claude Opus 4.7 for coding and research — highest-ceiling coding.
Choose Grok 4 when coding and research at competitive pricing with maximum context.
Grok 4 is the more cost-efficient option at $2/1M — worth considering if token volume is a concern.
