Can I use both Claude Opus 4.7 and DeepSeek V4 Pro through one API?

Yes. ApexApi serves both behind one OpenAI-compatible endpoint and a single ak- key. Switch between them by changing the model slug, so you can A/B them on your own prompts without re-integrating.

Which is cheaper, Claude Opus 4.7 or DeepSeek V4 Pro?

Live per-token prices for both are in the table above. Pricing changes over time, so the table reflects the current catalog rather than a fixed number.

How do I switch from Claude Opus 4.7 to DeepSeek V4 Pro?

Change one string, the model slug, in your request. Same endpoint, same key, same billing. No new account or SDK.

Claude Opus 4.7 vs DeepSeek V4 Pro

The short answer

This is often a quality-versus-cost decision. Claude Opus 4.7 is a flagship for careful reasoning and agentic coding, with the polish that comes with it. DeepSeek V4 Pro is a cost-efficient powerhouse for coding and reasoning that can handle a large share of the same work for far less. A practical pattern is to route high-stakes or hard tasks to Opus and high-volume tasks to DeepSeek, all through one key. Check the live prices in the table to see the current gap.

At a glance

	Claude Opus 4.7	DeepSeek V4 Pro
Maker	Anthropic on Vertex (Claude)	DeepSeek
Type	chat	chat
Context window	1,000,000 tokens	1,048,576 tokens
Vision input	Yes	No
Tool calling	Yes	Yes
Input price	$6.00 /1M	$0.53 /1M
Output price	$30.00 /1M	$1.04 /1M

Prices are live from the catalog and include our service fee.

When to choose Claude Opus 4.7

•The task is high-stakes and you want maximum reasoning quality.
•You need long autonomous agentic coding runs.
•Polish and instruction nuance matter more than cost.

Claude Opus 4.7 API details →

When to choose DeepSeek V4 Pro

•You run high-volume coding or reasoning and cost is critical.
•You want strong results at a fraction of flagship pricing.
•You are happy to route only the hardest tasks to a pricier model.

DeepSeek V4 Pro API details →

Call both through one API and key

ApexApi serves Claude Opus 4.7 and DeepSeek V4 Pro behind a single OpenAI-compatible endpoint. A/B them by changing one string.

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Frequently asked questions

Can I use both Claude Opus 4.7 and DeepSeek V4 Pro through one API?: Yes. ApexApi serves both behind one OpenAI-compatible endpoint and a single ak- key. Switch between them by changing the model slug, so you can A/B them on your own prompts without re-integrating.
Which is cheaper, Claude Opus 4.7 or DeepSeek V4 Pro?: Live per-token prices for both are in the table above. Pricing changes over time, so the table reflects the current catalog rather than a fixed number.
How do I switch from Claude Opus 4.7 to DeepSeek V4 Pro?: Change one string, the model slug, in your request. Same endpoint, same key, same billing. No new account or SDK.