Claude Opus 4.7 vs DeepSeek R1

Anthropic · US  |  DeepSeek · China · Updated June 2026

Quick verdict

Pick Claude Opus 4.7 for long-running agentic coding workflows or precise instruction following. Pick DeepSeek R1 for open-weight reasoning model or transparent chain-of-thought. Choose DeepSeek R1 if you need self-hosting or data privacy; Claude Opus 4.7 if you want a managed API.

Claude Opus 4.7 (Anthropic, US) and DeepSeek R1 (DeepSeek, China) line up two different AI ecosystems against each other — a comparison that is as much about cost philosophy and openness as raw capability. Claude Opus 4.7 is the agentic-coding-focused Opus that traded some long-context recall for long-run reliability. DeepSeek R1 is the open-weight reasoning model that reset price expectations in early 2025. They diverge most on price, context window and open vs. closed weights — each quantified below from the models' real specs.

Key differences at a glance

Side-by-side specs

SpecClaude Opus 4.7DeepSeek R1
ProviderAnthropic (US) DeepSeek (China)
ReleasedApril 2026 2025
Context window1M (~1,500 pages) 128K (~192 pages)
Price (in/out)$5/$25 per 1M tokens $0.55/$2.19 per 1M tokens
Open weight?No — API only Yes — self-hostable
Modalitiestext, image, code text, code
SWE-Bench VerifiedNot published Not published
MRCR v2 @ 1M32.2% Not published

Who wins what

Long-running agentic coding workflows

Claude Opus 4.7

A core design strength of Claude Opus 4.7.

Precise instruction following

Claude Opus 4.7

A core design strength of Claude Opus 4.7.

Task budgets and effort tiers

Claude Opus 4.7

A core design strength of Claude Opus 4.7.

Open-weight reasoning model

DeepSeek R1

A core design strength of DeepSeek R1.

Transparent chain-of-thought

DeepSeek R1

A core design strength of DeepSeek R1.

Low cost

DeepSeek R1

A core design strength of DeepSeek R1.

Lowest cost at scale

DeepSeek R1

At $0.55/$2.19 per 1M tokens, it is the cheaper of the two — the gap dominates the bill on high-volume workloads.

Largest single-prompt input

Claude Opus 4.7

Its 1M window is about 7.8× larger, fitting roughly 1,500 pages in one prompt.

Which should you pick?

A cost-sensitive startup shipping high volume

DeepSeek R1

At $0.55/$2.19 per 1M tokens it undercuts Claude Opus 4.7, and on millions of tokens that margin decides the monthly bill.

Someone analysing very long documents or codebases

Claude Opus 4.7

Larger 1M window fits more in one prompt.

A team with data-privacy or self-hosting needs

DeepSeek R1

Open weights let you run it on your own hardware; Claude Opus 4.7 is API-only.

Anyone whose priority is long-running agentic coding workflows

Claude Opus 4.7

It is specifically built for that.

Anyone whose priority is open-weight reasoning model

DeepSeek R1

That is its strongest area.

An enterprise with regional data-residency rules

Claude Opus 4.7 or DeepSeek R1

Origin (US vs China) affects where data is processed and which compliance regime applies — check the provider's terms for your region.

Claude Opus 4.7: where it fits

The agentic-coding-focused Opus that traded some long-context recall for long-run reliability. Released April 2026 by Anthropic, it is built for long-running agentic coding workflows, precise instruction following, task budgets and effort tiers, and large-codebase operation.

Its trade-offs are real: long-context recall regressed vs 4.6, and superseded by Opus 4.8. At $5 in / $25 out per million tokens, it sits in the premium price band.

DeepSeek R1: where it fits

The open-weight reasoning model that reset price expectations in early 2025. Released 2025 by DeepSeek, it is built for open-weight reasoning model, transparent chain-of-thought, low cost, and strong maths and code.

Its trade-offs: older than V4, smaller 128K context, and text/code focused. At $0.55 in / $2.19 out per million tokens, it sits in the budget price band.

The bottom line for this matchup

The defining split here is open vs. closed. DeepSeek R1 gives you weights you control — self-host it, fine-tune it, keep data in-house, pay only for hardware. Claude Opus 4.7 gives you a managed, always-updated API with no infrastructure to run. Teams with GPUs, privacy requirements, or huge volume often favour the open model; teams that want zero ops and the latest capabilities favour the closed one. Capability is close enough that this operational question, not the benchmark, usually decides it.

Want both Claude Opus 4.7 and DeepSeek R1 without two subscriptions? LumiChats gives you these plus 40+ models under one ₹69/day pass (about $1/day) — draft with one, cross-check with the other.

See pricing

Frequently asked questions

Is Claude Opus 4.7 or DeepSeek R1 better for coding?

Public SWE-Bench figures are not available for either model, so the honest test is your own repository — run an identical real bug through both. By design, Claude Opus 4.7 leans toward long-running agentic coding workflows while DeepSeek R1 leans toward open-weight reasoning model, and that positioning usually predicts which feels better on your codebase.

Which is cheaper, Claude Opus 4.7 or DeepSeek R1?

DeepSeek R1 is open-weight, so self-hosting means no per-token fee (you pay for hardware instead), while Claude Opus 4.7 is API-metered at $5/$25 per 1M tokens. For most teams without GPUs, the API model is cheaper to start; at very high volume, self-hosting can win.

Which has the bigger context window?

Claude Opus 4.7 — 1M vs 128K, about 7.8× larger. Useful only if the model actually reasons over the full window, which not all do.

Can I use both Claude Opus 4.7 and DeepSeek R1 together?

Yes — a multi-model platform like LumiChats gives you Claude Opus 4.7, DeepSeek R1 and 40+ others under one ₹69/day pass (about $1/day), so you can draft with one and cross-check with the other instead of buying two subscriptions.

Which is newer, Claude Opus 4.7 or DeepSeek R1?

Claude Opus 4.7 — released April 2026, about 15 months after DeepSeek R1.

Related comparisons

Specifications and benchmarks reflect publicly reported figures as of June 2026 and may change as providers release updates. Always verify on your own workload.