CHIPS Alliance website screenshot

CHIPS Alliance

CHIPS Alliance is a Linux Foundation project (founded in 2019) that develops open-source hardware (silicon) and tools, including CPUs, SoC subsystems, peripherals, IP blocks, and FPGA tooling. The Alliance fosters collaboration among 50+ member organizations across industry (AMD, Antmicro, Google, Microsoft, SiFive, Intel, Nvidia, Cisco, Synopsys, Microchip, SanDisk and others) and academia (Berkeley, Stanford, MIT, and more) to lower the cost of hardware design, accelerate innovation in silicon, and provide an open and accessible alternative to proprietary EDA flows. CHIPS Alliance hosts more than a dozen technical projects including Chisel (Hardware Construction Language), F4PGA, Caliptra (Root of Trust), VeeR (RISC-V cores), Surelog/UHDM (SystemVerilog parsing), and the FPGA Interchange format. The Alliance does not publish a centralized REST API; technical assets are distributed via GitHub repositories under github.com/chipsalliance and member-driven mailing lists.

CHIPS Alliance is profiled on the APIs.io network. Tagged areas include Chisel, EDA, FPGA, Hardware, and Linux Foundation.

CHIPS Alliance’s developer surface includes engineering blog and 15 more developer resources.

7.2/100 minimal ▬ flat Agent 1/100 human only Front door AI 2/6 trace Heartbeat 76/100 alive Full breakdown ↓
scored 2026-11-06 · rubric v0.27.0 · Show this score on your site →
AccessFreemium
0 APIs 8 Features 8 Use Cases
ChiselEDAFPGAHardwareLinux FoundationOpen HardwareOpen SourceRISC-VSiFiveSiliconSOCSystemVerilog

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-11-06 · rubric v0.27.0
Regulatory Posture applies to this provider. Its tags matched the Horizontal (data, software, accessibility, platform) regime, so Regulatory Posture carries 15 points of the composite. If this regime is wrong for your business, say so on your provider repo — the applicability map is public and we will correct it.
Create-or-Update Ergonomics could not be measured. We hold no machine-readable contract for this provider to read, so there is nothing to measure a write surface against. Excluded rather than scored zero: never-measured and measured-empty are different facts. Publishing an OpenAPI is what makes this facet — and several others — scorable at all.
The six quality facets above are damped to 85 points between them, because the conditional facet above carries the other 15. That is why each facet's contribution is shown against a damped maximum: raising a quality facet moves the composite by 85% of its nominal weight, not 100%. The full arithmetic is at apis.io/rating/.
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Agent readiness — checks not met, largest first (exact, from this profile):
  • Machine-Readable Contract +18 pts — api_specs includes an OpenAPI document
  • MCP Server +12 pts — deployment.mode + probe verdict on the mcp/ manifest, not the pointer; an unprobed slug falls back to authorship
  • Agentic Access Contract +10 pts — agentic_access artifact present (x-agentic-access), graded by author
  • Machine-Readable Auth +10 pts — a served openid-configuration/oauth-authorization-server carrying `issuer` (served), else the securitySchemes class in the provider OpenAPIs — bound (mutualTLS, DPoP, Signature) > negotiable (oauth2 authorizationCode/clientCredentials, openIdConnect) > bearer (http bearer, apiKey)
  • Idempotency +9 pts — OpenAPI mutating operations declare an idempotency key — a header, a request-body property, or a named de-duplication token whose own description says so (verified); else common[].type matches /idempoten/i (documented)
  • Stable Error Semantics +8 pts — OpenAPI $refs a shared error schema across 4xx/5xx responses (verified), else common[].type includes ErrorCatalog / ErrorCodes / DeclineCodes
12 more unmet checks in the Agent Readiness table above.
Kin Score — facets with the most composite points still available (weight × headroom):
Each check links to what satisfies it. Publish the artifact, or tell us where it already lives, and the score moves on the next scoring run.
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. Every facet and dimension name above is a link: it opens that measurement's own page — what it means, the exact checks that feed it, how the whole catalog distributes on it, and the providers at the top of it. This rating is computed from the provider profile at artifacts.apis.io/chips-alliance/apis.yml: open an issue on github.com/api-evangelist/chips-alliance to ask a question or point us at an artifact you publish. Submit an artifact on GitHub — free → Manage your own listing — the Influence plan, $499/mo →

Standards implemented 1

Standards this provider implements or carries. De facto ones are profiled and measured by the API Commons; formal ones come from the standards directory and are linked by the provider's own tags. The evidence column says how each claim was established — not that it was made.

tagged — the provider's own APIs.json carries the standard as a tag; implementation not verified

CHIPS Alliance API pricing

Not yet checked against CHIPS Alliance's own pricing page. Compiled by API Evangelist on 2026-05-04; confirm before you rely on a figure. A free plan or tier is listed.

PlanPrice
Free freemium Free
Professional paid Free
Enterprise enterprise —

Plan details, limits and sources →

Rate limits

Compiled by API Evangelist, not yet checked against CHIPS Alliance's documentation. All 5 limits →

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

Chips Alliance Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Features 8

Notable capabilities this provider offers.

Open Source Silicon Design

Open Source FPGA Toolchains

Open Hardware Construction Languages (Chisel)

SystemVerilog Parsing and Tooling

Open RISC-V Cores

Hardware Root of Trust (Caliptra, OpenPRoT)

FPGA Interchange Format Standardization

Cross-Industry Collaboration

Scroll for all 8

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Chips Alliance Domain Security

TLSv1.3 · DMARC

SECURITY

Use Cases 8

What developers build with this provider.

Open Source CPU/SoC Design

FPGA Toolchain Development

SystemVerilog Linting and Compilation

Hardware Security Root of Trust

RISC-V IP Verification

EDA Tool Interoperability

Academic Hardware Research

Industry-Academia Hardware Collaboration

Scroll for all 8

Resources

Get Started 1

Portal, sign-up, and the first successful call

Build 1

SDKs, sample code, and the tooling you integrate with

Access & Security 2

Authentication, authorization, and security posture

Operate 1

Status, limits, changes, and where to get help

Commercial 3

Pricing, plans, and the legal terms of use

Company 4

The organization behind the API

Other 8

Properties that don't map to a standard resource type

Scroll for all 8

Source (apis.yml)

apis.yml Raw ↑
aid: chips-alliance
name: CHIPS Alliance
kind: opensource
description: CHIPS Alliance is a Linux Foundation project (founded in 2019) that develops open-source hardware (silicon) and
  tools, including CPUs, SoC subsystems, peripherals, IP blocks, and FPGA tooling. The Alliance fosters collaboration among
  50+ member organizations across industry (AMD, Antmicro, Google, Microsoft, SiFive, Intel, Nvidia, Cisco, Synopsys, Microchip,
  SanDisk and others) and academia (Berkeley, Stanford, MIT, and more) to lower the cost of hardware design, accelerate innovation
  in silicon, and provide an open and accessible alternative to proprietary EDA flows. CHIPS Alliance hosts more than a dozen
  technical projects including Chisel (Hardware Construction Language), F4PGA, Caliptra (Root of Trust), VeeR (RISC-V cores),
  Surelog/UHDM (SystemVerilog parsing), and the FPGA Interchange format. The Alliance does not publish a centralized REST
  API; technical assets are distributed via GitHub repositories under github.com/chipsalliance and member-driven mailing lists.
type: Index
deliveryModel:
  model: unknown
  license: Apache License 2.0
  open_source: false
  commercial: false
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - license
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: low
  source:
  - plans
  - security
  generated: '2026-11-06'
  method: derived
position: Consuming
access: Open
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/chips-alliance.png
url: https://raw.githubusercontent.com/api-evangelist/chips-alliance/refs/heads/main/apis.yml
tags:
- Chisel
- EDA
- FPGA
- Hardware
- Linux Foundation
- Open Hardware
- Open Source
- RISC-V
- SiFive
- Silicon
- SOC
- SystemVerilog
tags_raw:
- Chisel
- EDA
- FPGA
- Hardware
- Linux Foundation
- Open Hardware
- Open Source
- RISC-V
- SiFive
- Silicon
- SoC
- SystemVerilog
- Open-Source
created: '2026-03-16'
modified: '2026-07-25'
specificationVersion: '0.23'
apis: []
common:
- type: Plans
  url: plans/chips-alliance-plans-pricing.yml
- type: RateLimits
  url: rate-limits/chips-alliance-rate-limits.yml
- type: FinOps
  url: finops/chips-alliance-finops.yml
- type: DomainSecurity
  url: security/chips-alliance-domain-security.yml
- type: Website
  url: https://chipsalliance.org
- type: Projects
  url: https://chipsalliance.org/projects/
- type: GitHubOrg
  url: https://github.com/chipsalliance
- type: ParentOrganization
  name: Linux Foundation
  url: https://www.linuxfoundation.org/
- type: MemberPortal
  url: https://members.chipsalliance.org
- type: MailingLists
  url: https://lists.chipsalliance.org/g/main/subgroups
- type: Blog
  url: https://chipsalliance.org/news/
- type: Events
  url: https://chipsalliance.org/events/
- type: Twitter
  url: https://twitter.com/chipsalliance
- type: LinkedIn
  url: https://www.linkedin.com/company/chips-alliance/
- type: License
  name: Apache License 2.0
  url: https://www.apache.org/licenses/LICENSE-2.0
- type: AntitrustPolicy
  url: https://chipsalliance.org/antitrust-policy/
- name: Projects
  type: Projects
  data:
  - name: Caliptra (Root of Trust)
  - name: Chisel (Hardware Construction Language)
  - name: F4PGA (FPGA toolchain)
  - name: FPGA Interchange Format
  - name: FPGA tool perf
  - name: Intel Compiler for SystemC
  - name: OpenPRoT (Platform Root of Trust)
  - name: Surelog and UHDM
  - name: SV tools (SystemVerilog/UVM)
  - name: VeeR (RISC-V cores)
- name: MemberTiers
  type: MemberTiers
  data:
  - name: Platinum (AMD, Antmicro, Google, Microsoft, SiFive, VeriSilicon)
  - name: Gold (ISCAS, Marvell)
  - name: Silver (Intel, Nvidia, Cisco, Synopsys, Microchip, SanDisk and others)
  - name: Academic / Associate (Berkeley, Stanford, MIT-affiliated, RISC-V Foundation, and more)
- name: Workgroups
  type: Workgroups
  data:
  - name: Interconnect Workgroup
  - name: RISC-V Verification IP Workgroup
  - name: FPGA Workgroup
  - name: Caliptra Workgroup
  - name: Chisel Workgroup
  - name: SystemVerilog Tools Workgroup
- name: Features
  type: Features
  data:
  - name: Open Source Silicon Design
  - name: Open Source FPGA Toolchains
  - name: Open Hardware Construction Languages (Chisel)
  - name: SystemVerilog Parsing and Tooling
  - name: Open RISC-V Cores
  - name: Hardware Root of Trust (Caliptra, OpenPRoT)
  - name: FPGA Interchange Format Standardization
  - name: Cross-Industry Collaboration
- name: UseCases
  type: UseCases
  data:
  - name: Open Source CPU/SoC Design
  - name: FPGA Toolchain Development
  - name: SystemVerilog Linting and Compilation
  - name: Hardware Security Root of Trust
  - name: RISC-V IP Verification
  - name: EDA Tool Interoperability
  - name: Academic Hardware Research
  - name: Industry-Academia Hardware Collaboration
- name: Standards
  type: Standards
  data:
  - name: SystemVerilog (IEEE 1800)
  - name: RISC-V ISA Specification
  - name: FPGA Interchange Format
  - name: UVM (Universal Verification Methodology)
  - name: Apache License 2.0
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

CHIPS Alliance API — frequently asked questions

How much does the CHIPS Alliance API cost?

APIs.io lists 3 pricing plans for CHIPS Alliance, with each plan's price, limits and inclusions under Pricing on this page.

Is the CHIPS Alliance API ready for AI agents?

CHIPS Alliance has a Kin Score of 7.2 out of 100 (minimal) and an Agent Readiness score of 0.6 (human-only), scored by API Evangelist on 2026-11-06.

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