A strong resume AI needs to extract your achievements, mirror job description language for ATS, and produce clear, human-readable output. Claude Sonnet 4.6 is the strongest pick for polished, professional resume writing. GPT-5.4 excels at matching job-specific keywords. Gemini 3.1 Flash is fast for rapid tailoring across multiple applications.
The shortest way to see the safest default, the lower-cost option, and the specialist pick before you read deeper.
Claude Sonnet 4.6 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.
79.6% on SWE-bench — second only to Opus 4.6, with 1M context at $3/1M
Default model in Cursor and Windsurf, the two most popular AI coding editors
Best writing quality in its price tier — tone, long-form clarity, editorial polish
Claude Opus 4.6 is 1.2% better on SWE-bench for the most demanding coding tasks
GPT-5.4 is the better pick when desktop/computer-use control is the priority
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Claude Sonnet 4.6 is the best AI for resume writing in 2026 — it produces concise, impactful bullet points with strong action verbs and measurable outcomes. GPT-5.4 is the strongest for ATS keyword optimisation from a job description.
Yes, with the right prompt. Ask the AI to rewrite your resume using exact keywords from the job description. Claude Sonnet 4.6 and GPT-5.4 are both good at mirroring JD language naturally while preserving readability.
Claude Sonnet 4.6 and Claude Opus 4.7 write the best cover letters — they avoid generic openers, match tone to the company culture, and communicate your value proposition clearly. Avoid using GPT-4o-mini for cover letters; the output tends to be formulaic.
Meta: Llama 3.1 8B Instruct is the lower-cost option to start with when you still need useful output at scale.
Gemini 3.1 Flash is the better pick when response speed matters more than maximum reasoning depth.
Claude Sonnet 4.6 writes the clearest, most impactful resume bullets — strong action verbs, measurable results.
GPT-5.4 is the best at extracting and integrating ATS keywords from a job description.
Claude Opus 4.7 produces the most personalised, thoughtful cover letters for senior roles.
Choose Claude Sonnet 4.6 to rewrite your resume bullets to sound confident, specific, and ATS-friendly.
Choose GPT-5.4 when you're tailoring one resume to a specific job description with exact keyword matching.
Choose Claude Opus 4.7 for senior or executive roles where a compelling cover letter narrative matters.
