Self-hosted weights
Free
Apache-2.0; compute costs separate
- Included scope
- Clef and Clef-flash decision models
Cloudflare Clef
● Identity checkedStructured decision models for agent workflows · Official-source review 2026-10-09
Clef and Clef-flash classify text or image context into schema-defined choices, scores and probabilities. Cloudflare offers hosted Workers AI models and Apache-2.0 weights, with an FDE-assisted fine-tuning service described separately.
- Category
- Structured decision models for agent workflows
- Free access
- Apache-2.0 model weights available to run yourself; hardware, inference and hosting costs separate. No model-specific free hosted allowance confirmed.
- API access
- Workers AI inference endpoint and Jev-compatible typed decision schema documented. Hosted API account/authorization required.
Is Cloudflare Clef right for you?
A good fit for
Relevant to developers validating classifications and probability calibration against their own labeled cases before automated routing.
Before you choose
Hosted Clef/flash rates and FDE service pricing unconfirmed; unrelated Cloudflare Plans tag page is not model pricing. Model advertises 64K context and vision input; schema-bound output is not general text generation. Clef favors precision, flash latency per vendor; published benchmark/latency comparisons are vendor experiments, not our tests. FDE service available by discussion; self-service RL platform described as future/work in progress. Own-hosted weights do not make compute free. Request privacy claims need contract verification. No weights downloaded, model run, classification validated or fine-tuning performed.
Workflow and handoff
Define valid schema choices, test labeled examples and failure paths, and require review or safe fallback before high-consequence routing.
Pricing and practical limits
Hosted Clef/flash rates and FDE service pricing unconfirmed; unrelated Cloudflare Plans tag page is not model pricing. Model advertises 64K context and vision input; schema-bound output is not general text generation. Clef favors precision, flash latency per vendor; published benchmark/latency comparisons are vendor experiments, not our tests. FDE service available by discussion; self-service RL platform described as future/work in progress. Own-hosted weights do not make compute free. Request privacy claims need contract verification. No weights downloaded, model run, classification validated or fine-tuning performed.
Review method
Official product evidence reviewed on 2026-10-09; product artwork inspected visually. No hands-on vendor application test was performed. Application performance, security claims and plan enforcement were not independently tested.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Product workflow | Clef and Clef-flash classify text or image context into schema-defined choices, scores and probabilities. Cloudflare offers hosted Workers AI models and Apache-2.0 weights, with an FDE-assisted fine-tuning service described separately. | Facts sourced | 2026-10-09 |
| Pricing and restrictions | Hosted Clef/flash rates and FDE service pricing unconfirmed; unrelated Cloudflare Plans tag page is not model pricing. Model advertises 64K context and vision input; schema-bound output is not general text generation. Clef favors precision, flash latency per vendor; published benchmark/latency comparisons are vendor experiments, not our tests. FDE service available by discussion; self-service RL platform described as future/work in progress. Own-hosted weights do not make compute free. Request privacy claims need contract verification. No weights downloaded, model run, classification validated or fine-tuning performed. | Facts sourced | 2026-10-09 |
Understand the total cost
Cloudflare Clef pricing & plans
Hosted Workers AI
Not listed
Model rates and allowances unconfirmed
- Included scope
- Authorized inference endpoint
FDE fine-tuning
Not listed
Service quote; self-service platform future
- Included scope
- Workload-specific model adaptation
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Frequently asked questions
Was the application hands-on tested?
No. This listing is based on dated official-source evidence and a visual artwork check. Unconfirmed costs and restrictions are identified explicitly.
What is Cloudflare Clef used for?
Clef and Clef-flash classify text or image context into schema-defined choices, scores and probabilities. Cloudflare offers hosted Workers AI models and Apache-2.0 weights, with an FDE-assisted fine-tuning service described separately.
Does Cloudflare Clef have a free plan?
Apache-2.0 model weights available to run yourself; hardware, inference and hosting costs separate. No model-specific free hosted allowance confirmed.. This record lists ongoing free access; check the plan limits before starting.
How much does Cloudflare Clef cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use Cloudflare Clef through an API?
Workers AI inference endpoint and Jev-compatible typed decision schema documented. Hosted API account/authorization required.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Hosted Clef/flash rates and FDE service pricing unconfirmed; unrelated Cloudflare Plans tag page is not model pricing. Model advertises 64K context and vision input; schema-bound output is not general text generation. Clef favors precision, flash latency per vendor; published benchmark/latency comparisons are vendor experiments, not our tests. FDE service available by discussion; self-service RL platform described as future/work in progress. Own-hosted weights do not make compute free. Request privacy claims need contract verification. No weights downloaded, model run, classification validated or fine-tuning performed.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Official product information
Current official product source read individually; product artwork inspected visually.
Read original source ↗Pricing review
Official product page reviewed for disclosed costs; unverified prices and allowances are identified in the listing.
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.