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DeepSeek Math vs Llama 3.1 70B Instruct

DeepSeek Math (2024) and Llama 3.1 70B Instruct (2024) are compact production models from DeepSeek and AI at Meta. DeepSeek Math ships a 4K-token context window, while Llama 3.1 70B Instruct ships a 128K-token context window. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing. The goal is to make the tradeoff clear before deeper testing.

Llama 3.1 70B Instruct fits 31x more tokens; pick it for long-context work and DeepSeek Math for tighter calls.

Decision scorecard

Local evidence first
SignalDeepSeek MathLlama 3.1 70B Instruct
Decision fitGeneralCoding, RAG, and Long context
Context window4K128K
Cheapest output-$0.4/1M tokens
Provider routes0 tracked11 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose DeepSeek Math when...
  • Use DeepSeek Math when your own prompt tests beat the comparison signals; the local data does not show a decisive standalone advantage yet.
Choose Llama 3.1 70B Instruct when...
  • Llama 3.1 70B Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Llama 3.1 70B Instruct has broader tracked provider coverage for fallback and procurement flexibility.
  • Llama 3.1 70B Instruct uniquely exposes Structured outputs in local model data.
  • Local decision data tags Llama 3.1 70B Instruct for Coding, RAG, and Long context.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output prices on this page.

DeepSeek Math

Unavailable

No complete token price in local provider data

Llama 3.1 70B Instruct

$420

Cheapest tracked route: Hyperbolic AI Inference

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

DeepSeek Math -> Llama 3.1 70B Instruct
  • No overlapping tracked provider route is sourced for DeepSeek Math and Llama 3.1 70B Instruct; plan for SDK, billing, or endpoint changes.
  • Llama 3.1 70B Instruct adds Structured outputs in local capability data.
Llama 3.1 70B Instruct -> DeepSeek Math
  • No overlapping tracked provider route is sourced for Llama 3.1 70B Instruct and DeepSeek Math; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Structured outputs before moving production traffic.

Specs

Specification
Released2024-09-022024-07-23
Context window4K128K
Parameters770B
Architecture-decoder only
LicenseOpen SourceOpen Source
Knowledge cutoff--

Pricing and availability

Pricing attributeDeepSeek MathLlama 3.1 70B Instruct
Input price-$0.4/1M tokens
Output price-$0.4/1M tokens
Providers-

Capabilities

CapabilityDeepSeek MathLlama 3.1 70B Instruct
VisionNoNo
MultimodalNoNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsNoYes
Code executionNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on structured outputs: Llama 3.1 70B Instruct. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

Pricing coverage is uneven: DeepSeek Math has no token price sourced yet and Llama 3.1 70B Instruct has $0.4/1M input tokens. Provider availability is 0 tracked routes versus 11. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.

Choose DeepSeek Math when provider fit are central to the workload. Choose Llama 3.1 70B Instruct when long-context analysis, larger context windows, and broader provider choice are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.

FAQ

Which has a larger context window, DeepSeek Math or Llama 3.1 70B Instruct?

Llama 3.1 70B Instruct supports 128K tokens, while DeepSeek Math supports 4K tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Is DeepSeek Math or Llama 3.1 70B Instruct open source?

DeepSeek Math is listed under Open Source. Llama 3.1 70B Instruct is listed under Open Source. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for structured outputs, DeepSeek Math or Llama 3.1 70B Instruct?

Llama 3.1 70B Instruct has the clearer documented structured outputs signal in this comparison. If structured outputs is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run DeepSeek Math and Llama 3.1 70B Instruct?

DeepSeek Math is available on the tracked providers still being sourced. Llama 3.1 70B Instruct is available on OctoAI API (Deprecated), Together AI, Fireworks AI, NVIDIA NIM, and Microsoft Foundry. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

When should I pick DeepSeek Math over Llama 3.1 70B Instruct?

Llama 3.1 70B Instruct fits 31x more tokens; pick it for long-context work and DeepSeek Math for tighter calls. If your workload also depends on provider fit, start with DeepSeek Math; if it depends on long-context analysis, run the same evaluation with Llama 3.1 70B Instruct.

Continue comparing

Last reviewed: 2026-05-11. Data sourced from public model cards and provider documentation.