Home
Providers
dxFeed
dxFeed
dxFeed is a market data distributor and subsidiary of Devexperts, headquartered in Munich, delivering real-time, delayed, historical, and on-demand financial market data across equities, ETFs, futures, options, indices, FX, fixed income, and crypto (3.5M instruments, ~200,000 simultaneous streaming clients), plus reference data (instrument profiles, corporate actions, trading schedules), Morningstar-sourced fundamentals, options analytics, and news feeds. Delivery is developer-documented but sales-gated - production credentials (endpoint URLs, login, password) arrive via onboarding after contacting sales - across a REST web service with Server-Sent Events streaming, the dxLink WebSocket protocol (public AsyncAPI spec and live demo endpoint), a binary QD protocol over TCP, FIX, file-based historical/tick data extraction, and Java/C++/.NET/Swift/Go/JavaScript/Python client libraries.
dxFeed publishes 2 APIs on the APIs.io network: dxLink WebSocket API and Fundamentals API. Tagged areas include Financial, Market Data, Real-Time, Historical Data, and Equities.
The dxFeed catalog on APIs.io includes 1 event-driven AsyncAPI specification.
dxFeed’s developer surface includes authentication, sandbox, getting-started guide, API reference, developer portal, documentation, engineering blog, and 19 more developer resources.
6 APIs
1 MCP Servers
Financial Market Data Real-Time Historical Data Equities Options Futures Crypto Reference Data Fundamentals
On this page
Kin Score
APIs 6
MCP Servers 1
Event Specs 1
Security Posture 3
Agentic Access 1
Resources 26
apis.yml
5 Operational Transparency
Composite quality — 50.6/100 · developing
Contract Quality
14.2 / 25
Developer Ergonomics
14.3 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
0.7 / 13
Agent readiness — 60/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
15 / 15
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
Individual APIs this provider publishes, each with its own machine-readable definition.
Model Context Protocol servers that expose these APIs to AI agents.
AsyncAPI definitions for this provider's event-driven and streaming APIs.
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Recommended x-agentic-access execution contracts for AI agents.
Get Started 4
Portal, sign-up, and the first successful call
Documentation 2
Reference material describing how the API behaves
Agent Surfaces 3
MCP servers, agent skills, and machine-readable catalogs
Design & Contract 4
Pagination, idempotency, versioning, errors, and events
Build 3
SDKs, sample code, and the tooling you integrate with
Access & Security 4
Authentication, authorization, and security posture
Operate 1
Status, limits, changes, and where to get help
Commercial 2
Pricing, plans, and the legal terms of use
Company 3
The organization behind the API
Source (apis.yml)
aid: dxfeed
url: https://raw.githubusercontent.com/api-evangelist/dxfeed/refs/heads/main/apis.yml
name: dxFeed
kind: company
description: dxFeed is a market data distributor and subsidiary of Devexperts, headquartered in Munich, delivering real-time,
delayed, historical, and on-demand financial market data across equities, ETFs, futures, options, indices, FX, fixed income,
and crypto (3.5M instruments, ~200,000 simultaneous streaming clients), plus reference data (instrument profiles, corporate
actions, trading schedules), Morningstar-sourced fundamentals, options analytics, and news feeds. Delivery is developer-documented
but sales-gated - production credentials (endpoint URLs, login, password) arrive via onboarding after contacting sales -
across a REST web service with Server-Sent Events streaming, the dxLink WebSocket protocol (public AsyncAPI spec and live
demo endpoint), a binary QD protocol over TCP, FIX, file-based historical/tick data extraction, and Java/C++/.NET/Swift/Go/JavaScript/Python
client libraries.
accessModel:
pricing: unknown
onboarding: self-serve
trial: false
try_now: false
public: false
label: Self-serve signup
confidence: medium
source:
- authentication
generated: '2026-07-22'
method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/dxfeed.png
tags:
- Financial
- Market Data
- Real-Time
- Historical Data
- Equities
- Options
- Futures
- Crypto
- Reference Data
- Fundamentals
created: '2026-07-21'
modified: '2026-07-22'
specificationVersion: '0.19'
apis:
- aid: dxfeed:dxfeed-rest-api
name: dxFeed REST Web Service API
tags:
- Market Data
- REST
- Server-Sent Events
- Quotes
- Trades
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://kb.dxfeed.com/en/market-data-api/data-access-solutions/rest.html
baseURL: https://demo.dxfeed.com/webservice/rest
properties:
- url: https://kb.dxfeed.com/en/market-data-api/data-access-solutions/rest.html
type: Documentation
- url: https://demo.dxfeed.com/webservice/rest/help
type: APIReference
- url: https://tools.dxfeed.com/webservice/rest-demo.jsp
type: Sandbox
description: REST service over the core dxFeed API with /events (snapshot), /eventSource (Server-Sent Events stream), /addSubscription,
and /removeSubscription resources across 20+ market event types (Quote, Trade, Profile, Candle, Greeks, Order, Series)
in JSON or XML. A public demo endpoint serves delayed data; production hosts and credentials are issued during sales onboarding.
- aid: dxfeed:dxfeed-dxlink-websocket-api
name: dxFeed dxLink WebSocket API
tags:
- WebSocket
- Streaming
- Real-Time
- Market Data
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://kb.dxfeed.com/en/market-data-api/data-access-solutions/websocket.html
baseURL: wss://demo.dxfeed.com/dxlink-ws
properties:
- url: https://kb.dxfeed.com/en/market-data-api/data-access-solutions/websocket.html
type: Documentation
- url: asyncapi/dxfeed-dxlink-asyncapi.yml
type: AsyncAPI
- url: https://demo.dxfeed.com/market-data/dxlink-ws/debug/
type: Sandbox
- url: https://github.com/dxFeed/dxLink
type: GitHubRepository
description: dxLink is dxFeed's WebSocket protocol for real-time market data streaming with multiplexed virtual channels,
authorization, and FEED/DOM (order book) service channels. The protocol is publicly specified as an AsyncAPI 2.4 document
in the dxFeed/dxLink GitHub repository, with a live demo server (wss://demo.dxfeed.com/dxlink-ws) and an interactive debug
console; client SDKs exist for JavaScript, Java, .NET, C++, and Swift.
- aid: dxfeed:dxfeed-ipf-webservice
name: dxFeed Instrument Profile (IPF) Web Service
tags:
- Reference Data
- Instruments
- Symbology
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://kb.dxfeed.com/en/data-model/reference-data/ipf-webservice.html
baseURL: https://tools.dxfeed.com/ipf
properties:
- url: https://kb.dxfeed.com/en/data-model/reference-data/ipf-webservice.html
type: Documentation
description: Reference-data web service for requesting instrument profiles in dxFeed's Instrument Profile Format (IPF),
including live incremental updates, covering the 3.5M instruments in the dxFeed symbology universe. The documented host
(https://tools.dxfeed.com/ipf) requires customer credentials (HTTP 401 without entitlements).
- aid: dxfeed:dxfeed-fundamentals-api
name: dxFeed Fundamentals API
tags:
- Fundamentals
- Equities
- Morningstar
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://kb.dxfeed.com/en/data/fundamentals.html
baseURL: https://tools.dxfeed.com/fs
properties:
- url: https://kb.dxfeed.com/en/data/fundamentals.html
type: Documentation
- url: openapi/dxfeed-fundamentals-openapi.json
type: OpenAPI
- url: overlays/dxfeed-fundamentals-overlay.yaml
type: Overlay
- url: mcp/dxfeed-mcp.yml
type: MCPServer
- url: data-model/dxfeed-data-model.yml
type: DataModel
description: Fundamental equity data sourced from Morningstar and Borsa Istanbul for ~45,000 companies - financial statements,
valuations, dividends, earnings ratios, insider trading, corporate calendars - 28 datasets sharing a uniform /recent/symbol,
/symbol, and /filter resource pattern, delivered as JSON from tools.dxfeed.com/fs (plus regional Morningstar hosts). The
OpenAPI 3.1.0 spec (176 paths, 269 operations) is publicly served at tools.dxfeed.com/fs/v3/api-docs and harvested into
this repository; production calls remain entitlement-gated.
- aid: dxfeed:dxfeed-fix-api
name: dxFeed FIX API
tags:
- FIX
- Market Data
- Trading Systems
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://kb.dxfeed.com/en/market-data-api/data-access-solutions/fix.html
properties:
- url: https://kb.dxfeed.com/en/market-data-api/data-access-solutions/fix.html
type: Documentation
description: Industry-standard FIX protocol access to dxFeed market data for trading systems. Session endpoints and credentials
are provisioned during onboarding; no public FIX gateway host is documented.
- aid: dxfeed:dxfeed-historical-data-services
name: dxFeed Historical Data Services
tags:
- Historical Data
- Tick Data
- Candles
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://kb.dxfeed.com/en/data-services/historical-services.html
properties:
- url: https://kb.dxfeed.com/en/data-services/historical-services.html
type: Documentation
description: Historical data access covering candle/aggregated data and raw tick data extraction (dxFeed stores up to 10TB
of raw data per day). The knowledge base documents how to request tick data and read extracted files; access hosts and
credentials are entitlement-managed and issued by sales.
common:
- type: AgenticAccess
url: agentic-access/dxfeed-agentic-access.yml
- type: Packages
url: packages/dxfeed-packages.yml
- type: SDKs
url: packages/dxfeed-packages.yml
- type: LLMsTxt
url: llms/dxfeed-llms.txt
- type: Authentication
url: authentication/dxfeed-authentication.yml
- type: Conventions
url: conventions/dxfeed-conventions.yml
- type: Conformance
url: conformance/dxfeed-conformance.yml
- type: Compliance
url: https://dxfeed.com/trust-center/
- type: ErrorCatalog
url: errors/dxfeed-problem-types.yml
- type: Lifecycle
url: lifecycle/dxfeed-lifecycle.yml
- type: Sandbox
url: sandbox/dxfeed-sandbox.yml
- type: AgentSkill
url: skills/_index.yml
- type: GettingStarted
url: https://kb.dxfeed.com/en/getting-started.html
- type: APIReference
url: https://docs.dxfeed.com/dxfeed/api/index.html
- type: TrustCenter
url: security/dxfeed-trust-center.yml
- type: DomainSecurity
url: security/dxfeed-domain-security.yml
- type: Website
url: https://dxfeed.com/
- type: Portal
url: https://kb.dxfeed.com/en/getting-started.html
- type: Documentation
url: https://kb.dxfeed.com/en/index-en.html
- type: GitHubOrganization
url: https://github.com/dxFeed
- type: LinkedIn
url: https://www.linkedin.com/company/dxfeed
- type: Blog
url: https://dxfeed.com/dxfeed-news/
- type: SignUp
url: https://get.dxfeed.com/
- type: Support
url: https://dxfeed.com/support/
- type: TermsOfService
url: https://dxfeed.com/terms-of-use/
- type: PrivacyPolicy
url: https://dxfeed.com/privacy-policy/
maintainers:
- FN: Kin Lane
email: kin@apievangelist.com