ERNIE 4.5 300B A47B vs Grok Code Fast 1
Grok Code Fast 1 comes out ahead, 48 to 43 on our weighted score, though ERNIE 4.5 300B A47B is 8% cheaper per token.
BaiduERNIE 4.5 300B A47B
43/100- ECI—
- Price$0.28 / $1.10
- Context131K
- Our pick
xAIGrok Code Fast 1
48/100- ECI—
- Price$0.20 / $1.50
- Context256K
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Make it a three-way comparison.
Grok Code Fast 1 is our pick
Grok Code Fast 1 is the better all-round choice, scoring 48/100 against ERNIE 4.5 300B A47B (43). It leads on inputs & features and context window. ERNIE 4.5 300B A47B wins on price. 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 priceERNIE 4.5 300B A47BERNIE 4.5 300B A47B $0.485 · Grok Code Fast 1 $0.525 per 1M tokens (3:1 blend)
- Longest contextGrok Code Fast 1Grok Code Fast 1 256,000 · ERNIE 4.5 300B A47B 131,072 tokens
- Widest inputsSame inputsERNIE 4.5 300B A47B: Text · Grok Code Fast 1: Text
- Self-hostingERNIE 4.5 300B A47BPublishes downloadable weights (Apache-2.0)
| Measure | Weight | ERNIE 4.5 300B A47B | Grok Code Fast 1 |
|---|---|---|---|
| Price | 50% | 62 | 60 |
| Inputs & features | 30% | 25 | 35 |
| Context window | 20% | 25 | 36 |
| Overall | 100% | 43/100 | 48/100 |
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 | ERNIE 4.5 300B A47BBaidu | Grok Code Fast 1xAI |
|---|---|---|
| Capability | ||
| Capabilities Index (ECI) | — | — |
| ECI rank | — | — |
| Price per million tokens | ||
| Input | $0.28 | $0.20 (best) |
| Output | $1.10 (best) | $1.50 |
| Cached input | — | — |
| Blended (3:1) | $0.485 (best) | $0.525 |
| Long-context rate | Same rate | Same rate |
| Price source | Median of 1 providers | Median of 5 providers |
| Limits | ||
| Context window | 131,072 tokens | 256,000 tokens (best) |
| Max output | 12,000 tokens (best) | 10,000 tokens |
| Inputs and features | ||
| Text | Yes | Yes |
| Images | No | No |
| PDFs | No | No |
| Audio | No | No |
| Video | No | No |
| Reasoning | No | Yes |
| Tool calling | Yes | Yes |
| Structured output | No | No |
| Availability | ||
| Weights | OpenApache-2.0 | Proprietary |
| API model ID | — | — |
| API providers | 1 | 7 (best) |
| Released | Jun 30, 2025 | Sep 2, 2025 |
| Knowledge cutoff | — | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- ERNIE 4.5 300B A47B$5.00
- Grok Code Fast 1$5.00
Which should you choose?
Which is better: ERNIE 4.5 300B A47B or Grok Code Fast 1?
Grok Code Fast 1 is the better all-round choice, scoring 48/100 against ERNIE 4.5 300B A47B (43). It leads on inputs & features and context window. ERNIE 4.5 300B A47B wins on price. 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, ERNIE 4.5 300B A47B or Grok Code Fast 1?
ERNIE 4.5 300B A47B is cheaper at $0.28 input / $1.10 output per million tokens (median across 1 API provider). Grok Code Fast 1 costs $0.20 input / $1.50 output per million tokens (median across 5 API providers). At a typical mix of three input tokens to one output token, that is $0.485 per million tokens for ERNIE 4.5 300B A47B versus $0.525 for Grok Code Fast 1 (1.1× as much).
Which scores higher on benchmarks?
There is no independent benchmark that covers both models yet. ERNIE 4.5 300B A47B has not been scored yet and Grok Code Fast 1 has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for ERNIE 4.5 300B A47B and Grok Code Fast 1 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?
Grok Code Fast 1 has the largest context window at 256,000 tokens, against 131,072 for ERNIE 4.5 300B A47B. Maximum output per response: ERNIE 4.5 300B A47B up to 12,000, Grok Code Fast 1 up to 10,000 tokens.
Which can read images, PDFs, audio or video?
ERNIE 4.5 300B A47B accepts text; Grok Code Fast 1 accepts text. They handle the same number of input types.
Are any of these open source?
ERNIE 4.5 300B A47B publishes its weights (Apache-2.0) and can be self-hosted; Grok Code Fast 1 is proprietary.
Which is newer?
Grok Code Fast 1 is the newest, released Sep 2, 2025. ERNIE 4.5 300B A47B came out Jun 30, 2025.
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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