API cost decision in 10 seconds

GPT Chat Latest vs 🔥Claude Opus 4.7

Pick Claude Opus 4.7 when budget and context both matter.

Pricing data updated:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Claude Opus 4.7 when budget and context both matter.

On the standard 1M input plus 500K output workload, Claude Opus 4.7 is estimated at $17.5 vs $20 for GPT Chat Latest, saving $2.5 (12.5% lower).

Cost-first pickClaude Opus 4.7
Context-first pickClaude Opus 4.7
Sample savings$2.512.5%
10x traffic gap$25

Claude Opus 4.7 is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $25. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Claude Opus 4.7 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickGPT Chat LatestClaude Opus 4.7
Input-heavy / RAG 5M input + 500K output Claude Opus 4.7 $40 $37.5
Balanced workload 1M input + 1M output Claude Opus 4.7 $35 $30
Output-heavy chatbot 1M input + 5M output Claude Opus 4.7 $155 $130
Cheaper inputTie$5 vs $5 / 1M
Cheaper outputClaude Opus 4.7$30 vs $25 / 1M
Larger contextClaude Opus 4.7400K vs 1M
Sample workloadClaude Opus 4.7$20 vs $17.5

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
GPT Chat LatestCalculating…Estimated API cost
Claude Opus 4.7Calculating…Estimated API cost
Cheaper for this workloadCalculating…Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Tie has the lower input price, Claude Opus 4.7 has the lower output price, and Claude Opus 4.7 offers the larger context window.

For a 1M input token plus 500K output token workload, the estimated API cost is $20 for GPT Chat Latest and $17.5 for Claude Opus 4.7.

Best Fit

Choose GPT Chat Latest when its provider, model quality, latency, or availability is more important than the numeric price/context winner.

Choose Claude Opus 4.7 when you care most about lower output-token price, and larger context window.

Head-to-Head Specs
FeatureGPT Chat Latest
(OpenAI)
🔥Claude Opus 4.7
(Anthropic)
Input Price
prompt tokens per 1M
$5$5
Completion Price
per 1M tokens
$30$25
Sample Workload Cost
1M input + 500K output
$20$17.5
Context Window400K1M
Release Date2026-05-052026-04-16
Popularity#3
GPT Chat Latest

GPT Chat Latest points to OpenAI's stable API alias `chat-latest` that always resolves to the latest Instant chat model used in ChatGPT. As OpenAI rolls out new Instant model updates...

Claude Opus 4.7

Opus 4.7 is the next generation of Anthropic's Opus family, built for long-running, asynchronous agents. Building on the coding and agentic strengths of Opus 4.6, it delivers stronger performance on...

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionClaude Opus 4.7On the standard 1M input plus 500K output workload, Claude Opus 4.7 is estimated at $17.5 vs $20 for GPT Chat Latest, saving $2.5 (12.5% lower).
High-volume input processingTieLower prompt-token price matters most when prompts or retrieved passages dominate the bill.
Long responses and chatbotsClaude Opus 4.7Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workClaude Opus 4.7A larger context window leaves more room for retrieved passages and source files.