Which is cheaper, DeepSeek-V2.5 or DeepSeek-V3 0324?
As of August 20, 2026, DeepSeek-V2.5 is 70% cheaper on blended LLM API pricing. DeepSeek-V2.5 costs $0.14 per million input tokens and $0.28 per million output tokens ($0.42 blended 1M-in + 1M-out). DeepSeek-V3 0324 costs $0.28 / $1.14 per million tokens ($1.42 blended). Sources: https://api-docs.deepseek.com/quick_start/pricing and https://api-docs.deepseek.com/quick_start/pricing. The cheapest LLM for your app still depends on how many output tokens you generate.
How much does DeepSeek-V2.5 vs DeepSeek-V3 0324 cost per million tokens?
DeepSeek-V2.5 DeepSeek API pricing is $0.14 input and $0.28 output per million tokens via DeepSeek. DeepSeek-V3 0324 DeepSeek API pricing is $0.28 input and $1.14 output per million tokens via DeepSeek. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.
Which is better for coding, DeepSeek-V2.5 or DeepSeek-V3 0324?
DeepSeek-V2.5 has a published SWE-bench Verified score of 16.8%. DeepSeek-V3 0324 does not have that eval on this page yet.
What is the context window for DeepSeek-V2.5 vs DeepSeek-V3 0324?
DeepSeek-V2.5 supports a 8K token context window, while DeepSeek-V3 0324 supports 164K tokens. DeepSeek-V3 0324 offers a larger context window. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.
Which model performs better on benchmarks, DeepSeek-V2.5 or DeepSeek-V3 0324?
DeepSeek-V3 0324 leads on 2 of 2 shared benchmarks versus DeepSeek-V2.5's 0 wins. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.
Is DeepSeek-V2.5 or DeepSeek-V3 0324 better for production use?
Both DeepSeek-V2.5 and DeepSeek-V3 0324 are production API models. For cost-sensitive production traffic, DeepSeek-V2.5 has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.
Can I switch between DeepSeek-V2.5 and DeepSeek-V3 0324 in my app?
Yes. Call DeepSeek-V2.5 through DeepSeek and DeepSeek-V3 0324 through DeepSeek with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.
How accurate is this DeepSeek-V2.5 vs DeepSeek-V3 0324 pricing data?
List rates are the latest published DeepSeek API pricing and DeepSeek API pricing, quoted per million tokens. Official rate sheets: https://api-docs.deepseek.com/quick_start/pricing and https://api-docs.deepseek.com/quick_start/pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.
What is the output token limit for DeepSeek-V2.5 and DeepSeek-V3 0324?
DeepSeek-V2.5 supports up to 8K output tokens per request, while DeepSeek-V3 0324 supports up to 164K output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.
Which model has better throughput, DeepSeek-V2.5 or DeepSeek-V3 0324?
DeepSeek-V2.5 has a measured throughput of approximately 100 tokens/second. Throughput data for DeepSeek-V3 0324 is not yet available. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.
How do I switch the models in this DeepSeek-V2.5 vs DeepSeek-V3 0324 comparison?
Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open DeepSeek-V2.5 or DeepSeek-V3 0324 from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.
