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Deepseek V3.2

Deepseek V3.2 is DeepSeek's December 1, 2025 model on AI Gateway. It combines tool use with both reasoning and non-reasoning inference modes for agent-style operations.

ReasoningTool UseImplicit CachingFile InputVision (Image)
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'deepseek/deepseek-v3.2',
  prompt: 'Why is the sky blue?'
})
OverviewPlaygroundAboutProvidersThroughputLatencyUptimeStatusSimilarFAQ

What To Consider When Choosing a Provider

  • Configuration: Deepseek V3.2 supports tool calls in both reasoning and non-reasoning modes. Test both paths in your integration to confirm your tool schema and response parsing logic handle the output structure from each mode correctly.
  • Zero Data Retention: AI Gateway supports Zero Data Retention for this model via direct gateway requests (BYOK is not included). To configure this, check the documentation.
  • Authentication: AI Gateway authenticates requests using an API key or OIDC token. You do not need to manage provider credentials directly.

When to Use Deepseek V3.2

Best For

  • Combined tool and reasoning: Agentic applications that need both tool calling and reasoning in the same pipeline through one endpoint
  • General-purpose V3.2 workflows: Chat and instruction-following tasks using the V3.2 generation
  • Drop-in V3.1 upgrade: Production API integrations using the AI SDK or OpenAI-compatible interfaces
  • Mixed task pipelines: Tool-augmented completions and reasoning chains served from a single endpoint

Consider Alternatives When

  • Maximum reasoning depth: Use DeepSeek V3.2 Thinking (deepseek-v3.2-thinking) for up to 64K tokens of output when tool use is not needed
  • Benchmark-level math or code: DeepSeek-R1 remains the dedicated reasoning specialist for math and code reasoning workloads

Conclusion

Deepseek V3.2 resolves a practical constraint in agent design by supporting tool calls across both reasoning and non-reasoning modes. Available through AI Gateway as of December 1, 2025, it provides a straightforward upgrade path from earlier DeepSeek V3 models.

Frequently Asked Questions

  • What is the key capability difference between Deepseek V3.2 and V3.1?

    Deepseek V3.2 adds combined thinking and tool-use support. Tool calls work in both reasoning and non-reasoning modes, which was a constraint in earlier generation models.

  • Can Deepseek V3.2 use tools while in reasoning mode?

    Yes. The model supports tool calls in both reasoning and non-reasoning modes.

  • What is the context window for Deepseek V3.2?

    163.8K tokens, consistent with the V3 model family.

  • How does Deepseek V3.2 differ from the Thinking variant?

    Deepseek V3.2 is the general-purpose variant with tool calls in both modes and up to 163K tokens. The Thinking variant extends reasoning output to 64K tokens but doesn't support tool use.

  • Do I need a DeepSeek platform account to use Deepseek V3.2 through AI Gateway?

    No. AI Gateway handles provider authentication. You only need an AI Gateway API key or OIDC token.

  • When was Deepseek V3.2 added to AI Gateway?

    It became available on December 1, 2025.