Marketaux vs Finnhub: full comparison for 2026
Quick verdict
Marketaux (3.7/5) edges ahead of Finnhub (3.6/5) overall. Marketaux is the better choice for fintech side projects needing ticker-tagged news cheaply. Finnhub is the stronger option for developers who need market data and news from one key. The right pick depends on your budget, how much history you need and whether you need full text.
Marketaux vs Finnhub: head-to-head summary
| Criterion | Marketaux | Finnhub |
|---|---|---|
| Founded | Not disclosed | 2018 |
| HQ | Not publicly disclosed | New York, USA |
| Team size | Not publicly disclosed | Not publicly disclosed |
| Rating | 3.7 / 5 | 3.6 / 5 |
| Primary differentiator | Per-entity sentiment scores on every article, even on the free plan | Company news bundled with quotes, fundamentals and estimates |
| Pricing model | Monthly request plans | Free key; paid market-data bundles |
| Entry price | $29/mo | Varies by data bundle |
| Formats & SDKs | REST API, JSON | REST API, JSON, WebSocket |
| Typical uses | Financial services, News & content apps | Financial services, Research & academia |
Marketaux vs Finnhub: overview
Marketaux
Marketaux covers stock, crypto and forex news and tags each article with the tickers and entities it mentions, each scored for sentiment between -1 and 1. Listings put coverage at about 5,000 sources in 30+ languages and 200,000+ tracked entities (per company website; independently unverifiable). The free plan allows 100 requests a day at three articles per request, and the official pricing page lists Basic at $29 a month for 2,500 daily requests. Entity statistics and trending endpoints need a paid tier, and the site does not say who operates it or where.
Finnhub
Finnhub is a New York fintech founded in 2018, according to CB Insights, that sells stock, forex and crypto data over REST and WebSocket, with staff reported in New York, Mumbai, Sydney and Ho Chi Minh City. News is one feature among many. A free key returns a year of North American company news and general market headlines at up to 60 calls a minute, but it is meant for personal, non-commercial use, and low-latency news streaming is a premium feature. Commercial data bundles are priced on Finnhub's site, with the All-in-One plan listed at $1,000 a month.
Features: Marketaux vs Finnhub
| Capability | Marketaux | Finnhub |
|---|---|---|
| Full article text | ✗ | ✗ |
| Historical archive | ✗ | ✗ |
| NLP enrichment | ✓ | ✗ |
| Story/event clustering | ✗ | ✗ |
| Licensed publisher content | ✗ | ✗ |
| Streaming or webhooks | ✗ | ✓ |
| Free access | ✓ | ✓ |
Formats and SDKs: Marketaux vs Finnhub
| Format / SDK | Marketaux | Finnhub |
|---|---|---|
| REST API | ✓ | ✓ |
| Python SDK | N/A | ✓ |
| Node.js SDK | N/A | ✓ |
| Webhooks | N/A | N/A |
| WebSocket | N/A | ✓ |
| MCP server | N/A | N/A |
| S3/bulk delivery | N/A | N/A |
| BigQuery | N/A | N/A |
Pricing comparison: Marketaux vs Finnhub
| Criterion | Marketaux | Finnhub |
|---|---|---|
| Entry price | $29/mo | Varies by data bundle |
| Pricing model | Monthly request plans | Free key; paid market-data bundles |
| Access models | Free tier, Monthly plans | Free tier, Monthly plans |
| Price transparency | Public price | Quote only |
| Price tier | Budget | Enterprise / quote |
Who each API suits: Marketaux vs Finnhub
| Dimension | Marketaux | Finnhub |
|---|---|---|
| Buyer type | Individuals to enterprise | Individuals to enterprise |
| Typical uses | Financial services, News & content apps | Financial services, Research & academia |
| Example use cases | A stock news feed in a portfolio tracker. Sentiment features for a hobby trading model. | Fintech prototypes that show news beside charts. Student and personal investing projects. |
| How you get access | Free tier | Free tier |
Marketaux vs Finnhub: pros and cons
| Marketaux | |
|---|---|
| + | Ticker and entity tagging saves building your own matcher |
| + | Sentiment is scored for each entity mentioned in an article |
| + | Commercial use from $29 a month |
| + | Crypto and forex as well as equities |
| - | The free plan returns only three articles per request |
| - | The operator is anonymous, which complicates vendor due diligence |
| - | Narrow focus on financial topics |
| Finnhub | |
|---|---|
| + | A generous free rate limit of 60 calls a minute |
| + | One key for prices, fundamentals and news keeps fintech prototypes simple |
| + | Official SDKs in many languages |
| + | WebSocket support for streaming quotes |
| - | News is basic, with headlines and summaries but no full text |
| - | The free key is non-commercial |
| - | The low-latency news stream is a premium add-on |
Who should choose Marketaux?
A typical fit: a stock news feed in a portfolio tracker.
Per-entity sentiment scores on every article, even on the free plan. Paid access starts at $29/mo. Typical uses: Financial services, News & content apps.
Who should choose Finnhub?
A typical fit: fintech prototypes that show news beside charts.
Company news bundled with quotes, fundamentals and estimates. Paid access is quote-based. Typical uses: Financial services, Research & academia.
Decision matrix: Marketaux vs Finnhub
| Your situation | Recommended choice |
|---|---|
| You want to start free before paying | Both |
| Your budget is at the lower end | Marketaux |
| You need full article text in the response | Neither returns full text |
| You need years of historical news | Neither offers a deep archive |
| You need licensed premium or wire content | Neither; look at Factiva, AP or LexisNexis |
| You are wiring news into an LLM agent | Both work through plain REST calls |
Use case fit: Marketaux vs Finnhub
| Use case | Marketaux fit | Finnhub fit | Winner |
|---|---|---|---|
| Financial services | Strong | Strong | Both equally |
| News & content apps | Strong | Limited | Marketaux |
| Research & academia | Limited | Strong | Finnhub |
Verdict: Marketaux vs Finnhub
Marketaux (3.7/5) is the stronger overall choice as a news data source. Per-entity sentiment scores on every article, even on the free plan.
Finnhub (3.6/5) is worth a look if you need student and personal investing projects. If your situation matches that, Finnhub is a competitive option.
Related comparisons
Marketaux vs Finnhub FAQ
Is Marketaux better than Finnhub?
Marketaux (3.7/5) scores higher overall, but "better" depends on your use case. Marketaux's strongest advantage: ticker and entity tagging saves building your own matcher. Finnhub's strongest advantage: a generous free rate limit of 60 calls a minute.
How do Marketaux and Finnhub differ in pricing?
Marketaux: monthly request plans, with paid access from $29/mo. Finnhub: free key; paid market-data bundles, priced by quote. Both offer some free access for testing.
Which is better for enterprise: Marketaux or Finnhub?
Neither sells an enterprise contract. Neither carries licensed publisher content, so check copyright terms before republishing anything.
What are the main differences between Marketaux and Finnhub?
What sets Marketaux apart: per-entity sentiment scores on every article, even on the free plan. What sets Finnhub apart: company news bundled with quotes, fundamentals and estimates. They also differ on entry price ($29/mo vs Varies by data bundle) and typical uses (Financial services, News & content apps vs Financial services, Research & academia).
Verify all details directly with each API before making a decision.