DeepSeek DeepSeek V3.2 exp vs Gemini 1.5 Pro

DeepSeek DeepSeek V3.2 exp (Novita AI, 163,840-token context) versus Gemini 1.5 Pro (Google Vertex AI, 2,097,152-token context). DeepSeek DeepSeek V3.2 exp is cheaper by 89% on a blended token mix. DeepSeek DeepSeek V3.2 exp uniquely supports native reasoning mode. Gemini 1.5 Pro uniquely supports vision input and pdf input. Use the live calculator below to plug your real usage shape into both, then route the winner via Agent Command Center for shadow A/B without code changes.

Bottom line — DeepSeek DeepSeek V3.2 exp vs Gemini 1.5 Pro

DeepSeek DeepSeek V3.2 exp and Gemini 1.5 Pro target overlapping workloads but differ sharply on economics. DeepSeek DeepSeek V3.2 exp runs roughly 89% cheaper on a blended input-plus-output token mix, which translates to approximately $5,694 per month at mid-market volume (100K requests/day). The gap compounds at enterprise scale, making the cost axis the first filter most teams apply when deciding between these two models.

Gemini 1.5 Pro ships a 2,097,152-token context window, 12.8x larger than DeepSeek DeepSeek V3.2 exp's 163,840 tokens. That headroom matters for long-document RAG pipelines, multi-turn agent sessions that accumulate tool-call history, and codebases where the entire repository needs to fit in a single prompt. If your average prompt stays under 163,840 tokens, the extra context on Gemini 1.5 Pro is insurance you may never use — and DeepSeek DeepSeek V3.2 exp may win on other axes.

On capability surface area, the models diverge: DeepSeek DeepSeek V3.2 exp supports native reasoning mode where the other does not; Gemini 1.5 Pro supports vision input where the other does not; Gemini 1.5 Pro supports pdf input where the other does not. These differences are binary — either your workload needs the capability or it does not. Check whether any critical path in your agent pipeline depends on a capability only one model provides before committing to a migration.

For teams evaluating both models, the recommended path is a shadow A/B test: route production traffic through an OpenAI-compatible gateway, mirror a percentage to the candidate model, score both responses with an automated evaluator (faithfulness, tool-call correctness, latency), and compare cohort-level metrics over two weeks. Future AGI Agent Command Center supports this pattern with a single `base_url` change and built-in evaluators from the ai-evaluation SDK.

Side-by-side cost

Live workload comparison

Same workload run through both models. The cheaper one is highlighted.

3,000
02,000,000
400
065,536
5,000
01,000,000
Novita AI
$148/mo
Input $0.270/M · Output $0.410/M
Google Vertex AI
$875/mo
Input $1.25/M · Output $5.00/M
At this workload, DeepSeek DeepSeek V3.2 exp is 83% cheaper than Gemini 1.5 Pro — a savings of $727/month ($8,722/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
  model: deepseek-deepseek-v3-2-exp
  provider: novita-ai
fallback:
  model: gemini-1-5-pro
  provider: vertex-ai
shadow: { sample_rate: 0.05 }   # mirror 5% of traffic to compare quality live
DeepSeek DeepSeek V3.2 exp Gemini 1.5 Pro
Input price $0.270/M $1.25/M
Output price $0.410/M $5.00/M
Context window 163,840 2,097,152
Max output 65,536 8,192
Function calling
Vision
Audio input
Reasoning
Prompt caching
Structured output
Pricing verified May 19, 2026 May 7, 2026
Cheaper option
~89% cheaper than the priciest in this pair
Larger context
2,097,152 tokens
More capabilities
3 of 6 capability flags advertised

Benchmark comparison

Side-by-side public benchmark scores. Greener bar = winner.

MMLUgeneral
DeepSeek DeepSeek V3.2 exp
Gemini 1.5 Pro
85.9%
MATHmath
DeepSeek DeepSeek V3.2 exp
Gemini 1.5 Pro
67.7%
MMMUmultimodal
DeepSeek DeepSeek V3.2 exp
Gemini 1.5 Pro
62.2%
GPQAreasoning
DeepSeek DeepSeek V3.2 exp
Gemini 1.5 Pro
46.2%

Cost at scale: monthly spend at three usage volumes

Estimated monthly cost assuming 1,000 input + 200 output tokens per request — a realistic chat-agent shape. Adjust your own usage in the calculator at the top of this page for an exact number.

Scale DeepSeek DeepSeek V3.2 exp Gemini 1.5 Pro Delta
Startup
10K requests/day
$106 /mo $675 /mo $569/mo
Mid-market
100K requests/day
$1,056 /mo $6,750 /mo $5,694/mo
Enterprise
1M requests/day
$10,560 /mo $67,500 /mo $56,940/mo

At enterprise scale (1M requests/day), a difference of even ~10% in unit price compounds into thousands of dollars per month. Cached input pricing and batch tiers can shift this further — both are surfaced on each model's own page.

When to choose which

Picked from the data above — not vendor marketing. Match the rules to your workload, not the other way around.

Choose DeepSeek DeepSeek V3.2 exp

You're cost-sensitive at scale — DeepSeek DeepSeek V3.2 exp runs ~89% cheaper on a blended in+out token mix, compounding into thousands of dollars per month at production volume.

Choose Gemini 1.5 Pro

Your workload needs long context — Gemini 1.5 Pro fits 2,097,152 tokens versus the other model's 163,840, enough headroom for full books, large codebases, or 100+ page documents in one shot.

Choose Gemini 1.5 Pro

Your inputs include screenshots, diagrams, or product photos — Gemini 1.5 Pro accepts image input natively, the other doesn't.

Choose DeepSeek DeepSeek V3.2 exp

Your tasks involve multi-step planning or math-heavy reasoning — DeepSeek DeepSeek V3.2 exp ships a native reasoning mode that explicitly thinks before responding, the other doesn't.

Capability diff — what you gain and lose on the swap

A specific list of what each model has that the other doesn't. If your workload depends on a row in Only DeepSeek DeepSeek V3.2 exp, switching to Gemini 1.5 Pro means re-architecting that path (and vice versa).

Only on DeepSeek DeepSeek V3.2 exp
  • • Native reasoning mode
Only on Gemini 1.5 Pro
  • • Vision input
  • • PDF input
Capabilities both share (4)
  • ✓ Function calling
  • ✓ Parallel tool calls
  • ✓ Streaming
  • ✓ Structured output (JSON schema)

Migration considerations

Concrete differences to wire through your stack before you flip traffic from one to the other.

  • Context window changes up 1180% when moving from DeepSeek DeepSeek V3.2 exp (163,840) to Gemini 1.5 Pro (2,097,152). Re-check any prompt that relies on cramming long history or documents.
  • Max output tokens differ: 65,536 on DeepSeek DeepSeek V3.2 exp vs 8,192 on Gemini 1.5 Pro. Long-form generation tasks may truncate differently — adjust streaming UI and chunking accordingly.
  • DeepSeek DeepSeek V3.2 exp has capabilities Gemini 1.5 Pro lacks: Native reasoning mode. Switching to Gemini 1.5 Pro means re-architecting any flow that depends on these.
  • Gemini 1.5 Pro has capabilities DeepSeek DeepSeek V3.2 exp lacks: Vision input, PDF input. Worth wiring through the agent design before commit.
  • Provider changes from Novita AI to Google Vertex AI. API authentication, rate-limit policy, regional availability, and billing all shift. Most teams route through an OpenAI-compatible gateway (e.g., Future AGI Agent Command Center) so the swap is a single `base_url` change instead of an SDK rewrite.

How to A/B test DeepSeek DeepSeek V3.2 exp vs Gemini 1.5 Pro in production

If you're stuck between the two, run them side-by-side on real traffic. Four steps the Future AGI team uses internally:

  1. 1. Point your existing OpenAI SDK at https://gateway.futureagi.com/v1. No code change beyond base_url and a virtual key.
  2. 2. Mark DeepSeek DeepSeek V3.2 exp primary, mirror 20% of traffic to Gemini 1.5 Pro in shadow mode. Both responses are logged; only the primary is served to users.
  3. 3. Score every shadow response with an evaluator — faithfulness, tool-call correctness, response latency, cost. Built-in evaluators in ai-evaluation cover the common axes.
  4. 4. Compare cohort-level metrics after two weeks. Switch primary when the candidate wins on what matters to your workload — and stays within your latency budget.

Full walkthrough on the Agent Command Center page.

FAQ — DeepSeek DeepSeek V3.2 exp vs Gemini 1.5 Pro

Which is cheaper, DeepSeek DeepSeek V3.2 exp or Gemini 1.5 Pro?

DeepSeek DeepSeek V3.2 exp is cheaper by roughly 89% on a blended input + output token mix. Input prices are $0.270/M for DeepSeek DeepSeek V3.2 exp versus $1.25/M for Gemini 1.5 Pro; output prices are $0.410/M versus $5.00/M. The exact savings depend on your input:output ratio — use the live calculator above to plug in your own request shape.

What is the context window of DeepSeek DeepSeek V3.2 exp versus Gemini 1.5 Pro?

DeepSeek DeepSeek V3.2 exp supports up to 163,840 tokens of context. Gemini 1.5 Pro supports up to 2,097,152 tokens. Gemini 1.5 Pro has the larger window by a factor of 12.8x, which matters for long-document RAG, multi-turn agent sessions, and tasks that need to keep an entire codebase in working memory.

Do DeepSeek DeepSeek V3.2 exp and Gemini 1.5 Pro both support tool calling?

Yes — both DeepSeek DeepSeek V3.2 exp and Gemini 1.5 Pro support native function calling. Both also support structured output via JSON schema, so an agent can be ported between them with the same tool definitions.

Can DeepSeek DeepSeek V3.2 exp and Gemini 1.5 Pro process images?

Gemini 1.5 Pro accepts native image input. DeepSeek DeepSeek V3.2 exp does not — you would need to route image-heavy workloads through Gemini 1.5 Pro or add a separate vision model in front of DeepSeek DeepSeek V3.2 exp.

When should I choose DeepSeek DeepSeek V3.2 exp over Gemini 1.5 Pro?

You're cost-sensitive at scale — DeepSeek DeepSeek V3.2 exp runs ~89% cheaper on a blended in+out token mix, compounding into thousands of dollars per month at production volume. Your tasks involve multi-step planning or math-heavy reasoning — DeepSeek DeepSeek V3.2 exp ships a native reasoning mode that explicitly thinks before responding, the other doesn't.

When should I choose Gemini 1.5 Pro over DeepSeek DeepSeek V3.2 exp?

Your workload needs long context — Gemini 1.5 Pro fits 2,097,152 tokens versus the other model's 163,840, enough headroom for full books, large codebases, or 100+ page documents in one shot. Your inputs include screenshots, diagrams, or product photos — Gemini 1.5 Pro accepts image input natively, the other doesn't.

How do I A/B test DeepSeek DeepSeek V3.2 exp against Gemini 1.5 Pro in production?

Route both through an OpenAI-compatible gateway like Future AGI Agent Command Center with shadow mode enabled. Send 100% of traffic to your primary model, mirror 10–20% to the candidate, score every response with an evaluator (faithfulness, tool-call correctness, response time), and compare cohort-level metrics for two weeks. Switch when the candidate wins on the metrics that matter to your workload and stays within your latency budget.