Hermes 4 405B vs Relace Search
Too close to call on our weighted score (Hermes 4 405B 35, Relace Search 35). The right pick depends on what you value most.
Nous ResearchHermes 4 405B
35/100- ECI—
- Price$1.00 / $3.00
- Context131K
Relace
Relace Search
35/100- ECI—
- Price$1.00 / $3.00
- Context256K
Add a model
Make it a three-way comparison.
Too close to call
It is close. Our weighted score puts them within a point (Hermes 4 405B 35/100, Relace Search 35/100), so choose by what matters most for your work: Hermes 4 405B on price and Relace Search for long inputs. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
- CapabilityNot enough dataNo independent benchmark covers every model here yet
- Lowest priceSame priceHermes 4 405B $1.50 · Relace Search $1.50 per 1M tokens (3:1 blend)
- Longest contextRelace SearchRelace Search 256,000 · Hermes 4 405B 131,072 tokens
- Widest inputsSame inputsHermes 4 405B: Text · Relace Search: Text
- Self-hostingHermes 4 405BPublishes downloadable weights
| Measure | Weight | Hermes 4 405B | Relace Search |
|---|---|---|---|
| Price | 50% | 40 | 40 |
| Inputs & features | 30% | 35 | 25 |
| Context window | 20% | 25 | 36 |
| Overall | 100% | 35/100 | 35/100 |
Left out because at least one model lacks the data: capability. The remaining weights were rescaled.
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Hermes 4 405BNous Research | Relace SearchRelace |
|---|---|---|
| Capability | ||
| Capabilities Index (ECI) | — | — |
| ECI rank | — | — |
| Price per million tokens | ||
| Input | $1.00 | $1.00 |
| Output | $3.00 | $3.00 |
| Cached input | — | — |
| Blended (3:1) | $1.50 | $1.50 |
| Long-context rate | Same rate | Same rate |
| Price source | Median of 5 providers | Median of 3 providers |
| Limits | ||
| Context window | 131,072 tokens | 256,000 tokens (best) |
| Max output | 117,964 tokens | 128,000 tokens (best) |
| Inputs and features | ||
| Text | Yes | Yes |
| Images | No | No |
| PDFs | No | No |
| Audio | No | No |
| Video | No | No |
| Reasoning | Yes | No |
| Tool calling | Yes | Yes |
| Structured output | No | No |
| Availability | ||
| Weights | Open | Proprietary |
| API model ID | — | — |
| API providers | 5 (best) | 3 |
| Released | Aug 26, 2025 | Dec 8, 2025 |
| Knowledge cutoff | Aug 31, 2024 | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Hermes 4 405B$16.00
- Relace Search$16.00
Which should you choose?
Which is better: Hermes 4 405B or Relace Search?
It is close. Our weighted score puts them within a point (Hermes 4 405B 35/100, Relace Search 35/100), so choose by what matters most for your work: Hermes 4 405B on price and Relace Search for long inputs. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
Which is cheaper, Hermes 4 405B or Relace Search?
Hermes 4 405B and Relace Search cost the same: $1.00 input / $3.00 output per million tokens.
Which scores higher on benchmarks?
There is no independent benchmark that covers both models yet. Hermes 4 405B has not been scored yet and Relace Search has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Hermes 4 405B and Relace Search yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.
Which has the bigger context window?
Relace Search has the largest context window at 256,000 tokens, against 131,072 for Hermes 4 405B. Maximum output per response: Hermes 4 405B up to 117,964, Relace Search up to 128,000 tokens.
Which can read images, PDFs, audio or video?
Hermes 4 405B accepts text; Relace Search accepts text. They handle the same number of input types.
Are any of these open source?
Hermes 4 405B publishes its weights and can be self-hosted; Relace Search is proprietary.
Which is newer?
Relace Search is the newest, released Dec 8, 2025. Hermes 4 405B came out Aug 26, 2025. Knowledge cutoff: Hermes 4 405B Aug 31, 2024.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Nov 2, 2026.
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