DeepSeek
Free tier available
- Free$0
- API -- V4-Flash$0.14/$0.28/per 1M tokens input/output
- API -- V4-Pro (75% PROMO active through 2026-05-31)$0.435/$0.87/per 1M tokens input/output (promotional)
Our pickDeepSeek

Microsoft Agent 365
Tier-list head-to-head. DeepSeek takes the A-tier slot — here's the breakdown.
Spec sheet
| Tier | A-tierwin | B-tier |
| Overall score | 8.0 / 10win | 7.5 / 10 |
| Free tier | Yeswin | No |
| Starting price | $0 | $15 |
| Best for | Developers and teams who need strong reasoning and coding capabilities on a budget. | Enterprise IT and security teams running mixed-AI environments who need a single pane of glass over local a… |
| Last reviewed | 2026-04-28 | 2026-05-01 |
Head-to-head
Rated 1-10 on the same rubric across all 130 tools we cover.
What you'll pay
Look past the headline number -- entry-tier limits drive most cost surprises.
Free tier available
No free tier
DeepSeek V4-Pro (launched 2026-04-24; scores below are the V3.2 baseline pending third-party V4 verification, which typically lands 3-7 days post-launch) benchmarks — Microsoft Agent 365 has no published benchmarks
| Benchmark | Description | Score |
|---|---|---|
| MMLU | Knowledge across 57 subjects | 90.8% |
| MMLU-Pro | Harder multi-subject reasoning | 85% |
| GPQA Diamond | Graduate-level science questions | 79.9% |
| HumanEval | Python code generation | 91.5% |
| SWE-bench | Real GitHub issue fixing | 67.8% |
The decision
Use-case anchors and category strengths, side by side.
Developers and teams who need strong reasoning and coding capabilities on a budget. If you're building AI features and can't justify GPT-4 API costs, DeepSeek is the obvious first stop.
Visit DeepSeekEnterprise IT and security teams running mixed-AI environments who need a single pane of glass over local agents (OpenClaw, Copilot CLI, Claude Code), Copilot Studio agents, and cloud agents in AWS Bedrock / Google Cloud / Azure. Especially valuable for orgs already on Microsoft 365 E5/E7 where the bundled tier removes the per-seat math.
Visit Microsoft Agent 365Bottom line
DeepSeek edges out Microsoft Agent 365 by 0.5 points (8.0 vs 7.5) -- a A-tier vs B-tier split that's narrow but real. Not a blowout; both belong on a shortlist. The score gap shows up most clearly in the categories that matter for DeepSeek's strengths, so if those categories are your priority, the lead translates.
On pricing, DeepSeek starts free while Microsoft Agent 365 requires a paid plan from day one ($15+). If you're testing the waters or running an occasional workload, that gap matters more than the score differential. DeepSeek starts at $0; Microsoft Agent 365 starts at $15. Compare what each entry tier actually unlocks before you compare list prices -- the limits matter more than the headline number.
By use case: pick DeepSeek when developers and teams who need strong reasoning and coding capabilities on a budget. Pick Microsoft Agent 365 when enterprise it and security teams running mixed-ai environments who need a single pane of glass over local agents (openclaw, copilot cli, claude code), copilot studio agents, and cloud agents in aws bedrock / google cloud / azure. The two tools aren't fighting for the same person -- they're aiming at adjacent jobs that occasionally overlap. If you're squarely in DeepSeek's lane, the tier-list ranking and the use-case fit point the same direction; if you're in Microsoft Agent 365's lane, the score gap matters less than the fit.
Bottom line: DeepSeek is the safer default for most readers, but Microsoft Agent 365 is competitive enough that the tie-breaker is your specific workload, not the spec sheet.
Keep digging
Full DeepSeek review
Tier A · 8.0/10
Full Microsoft Agent 365 review
Tier B · 7.5/10
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Built from our daily AI-tool sweep, last touched May 1, 2026. Honest tier-list reviews — no affiliate-link pieces disguised as advice. See the rubric or how we review.