Prop Builder Sportsbook

By James Sullivan, March 10, 2026

Prop Builder Sportsbook

Choosing a reliable odds API provider is a critical decision that goes beyond merely identifying “the best” option. Instead, it is essential to align a provider’s features and pricing structure with the specific needs of your project. A solo developer creating a simple moneyline tracker has vastly different requirements compared to a large sportsbook operator engaged in live in-play trading. This disparity indicates a significant gap between the least expensive self-service options and high-end enterprise solutions, both in terms of cost and the features offered.

The following six odds API providers cover a broad spectrum of needs: from low-cost, self-service APIs designed for enthusiasts and small teams to sophisticated data feeds tailored for professional bettors and comprehensive enterprise platforms suited for sportsbooks and trading operations. Below is a detailed comparison addressing pricing, coverage, and core functionalities provided by each option, followed by a deeper exploration of their unique offerings.

Comparison of Six Odds API Providers

Provider Free Tier Starting Price Pricing Model Bookmakers Live Odds Deeplinks Bet Settlement Best For
SportsGameOdds Yes $149/mo ($99 billed yearly) Per event 85+ Yes Yes Yes Developers and small-to-medium platforms desiring self-serve access with transparent billing
The Odds API Yes $25/month Per market Ă— region (credits) 40+ Yes No No Hobbyists and solo developers looking for a simple, low-cost entry point
OddsJam No Contact for pricing Not published Not published Yes No No Consumer platforms focused on arbitrage and positive expected value betting tools
Unabated Yes (trial) $3,000/month Flat subscription Not published Yes Yes Yes Professional bettors and advanced platforms seeking vig-free consensus lines and in-depth line movement analysis
OpticOdds No $5,000+/month per sport Per sport 200+ Yes Yes Yes Enterprise operators and trading desks requiring extensive coverage and rapid data delivery
SportsData.io Yes Contact for pricing Not published 9 named US books Yes No Yes Media outlets, fantasy platforms, and enterprises seeking a comprehensive sports data solution

All six providers offer access to live and closing odds, but it’s important to note that not all services provide futures or same-game parlay (SGP) markets. Specifically, SportsGameOdds does not offer these markets at present; if your project relies on such features, consider OpticOdds and Unabated, both of which do provide this data. It’s crucial to confirm current pricing and functionalities directly with each provider before making a commitment.

One common oversight among teams is the impact of billing models. A headline price of $25 per month is hardly indicative of the actual costs involved if the billing mechanism is based on market-region combinations rather than individual events. As illustrated in the detailed breakdown of The Odds API below, understanding this difference is essential for managing budgeting effectively.

Each provider listed has a dedicated comparison on the SportsGameOdds platform—visit our odds API comparison hub to explore them all.

SportsGameOdds Overview

Key Features:

  • Free Tier: Yes, with a 7-day trial on paid plans.
  • Pricing: Starts at $149/month for Rookie and $499/month for Pro; discounted at $99 and $299 per month if billed annually.
  • Features: Includes live odds, game results, closing odds, settlement data, and deeplinks. Futures and SGP odds are absent.
  • Coverage: Supports over 85 bookmakers, including DraftKings, FanDuel, BetMGM, and Caesars among others, with data from 67+ leagues and more than 28 sports. Documentation is publicly available without requiring signup.

SportsGameOdds stands out as the most frequently recommended provider among developers who seek a straightforward onboarding process without the hassle of sales calls or contract negotiations. Their appealing offering combines transparent pricing with a genuinely accessible free tier and comprehensive documentation, allowing users to evaluate the platform’s utility before making any financial commitment. This simplicity is especially advantageous for teams developing betting tools or other odds-driven applications.

A unique aspect of SportsGameOdds is its object-based billing structure. Each event counts as a single object, no matter how many bookmakers or markets are accessed. So if you were to gather NFL odds from ten different sportsbooks for a single game, you would only incur the cost of one object, making it a cost-effective choice for extensive market coverage as opposed to credit-based models that can become expensive as your project scales.

Included across every pricing tier are essential historical data, closing odds, scores, and settlement metrics, eliminating the need for dual providers for managing results or grading bets. Notably, the API is supported with quickstart guides in multiple programming languages, including JavaScript, Python, Ruby, Go, and Java. For community-driven support, users can engage via Discord, with additional direct assistance available for those on paid plans.

The Odds API Overview

Key Features:

  • Free Tier: Yes.
  • Starting Price: $25/month, scaling based on request volume.
  • Features: Offers live odds, game results, closing lines, and futures. Deeplinks and SGP odds are not included.
  • Coverage: Access to odds from numerous global bookmakers, including DraftKings and FanDuel, with JSON API delivery and add-ons for Google Sheets and Excel.

Since its inception in 2017, The Odds API has gained a solid reputation within developer circles due to its early commitment to transparent self-service pricing, a significant factor why it dominates discussion boards and comparison articles today. This head start has contributed to a wealth of community knowledge surrounding its use, aiding new developers entering this space.

The API is effectively designed, providing a clear REST interface that returns comprehensible odds data in JSON format. It covers over 70 sports and boasts more than 40 bookmakers, with historical data back to 2020. The add-ons for Google Sheets and Excel have made it particularly accessible for analysts who may not have programming skills.

However, potential users should consider the complexities within the billing model. The Odds API operates under a credit system where each request incurs costs based on the number of queried markets and regions. For instance, a request pulling data from two regions for three markets equates to six credits. While the free tier provides 500 credits monthly, which is reasonable for initial exploration, it can be limiting for more substantial projects.

Despite its strength in offering mainstream soft book coverage, those constructing models that rely on sharp line movements may find it lacking due to the absence of well-known sharp operators like Pinnacle and Betfair. With paid plans commencing at $25 for up to 20,000 requests, it is ideal for hobbyists and smaller platforms interested in entering the betting data landscape.

Conclusion

Selecting the right odds API provider should be an informed decision based on your project’s specific requirements, budget constraints, desired data breadth, update frequency, and ease of integration. Thoroughly reviewing documentation and utilizing free trial tiers where available can significantly assist in gauging which provider aligns best with your needs before committing to a paid subscription.

To delve deeper into our odds API comparisons, consider checking resources that juxtapose SportsGameOdds against others like The Odds API, OpticOdds, and SportsData.io. For further insights on key features and best-fit use cases, explore additional articles and resources focusing on the most effective odds API solutions for betting platforms.

For more information, please refer to the prop builder sportsbook guide that can enhance your understanding of these tools.

Frequently Asked Questions

Which odds API is the cheapest?

The Odds API offers the lowest entry point at $25/month. However, the headline price can be misleading, as the billing units differ by provider. SportsGameOdds, for instance, charges one object per event regardless of how many bookmakers or markets you query, potentially making it the more cost-effective option depending on your coverage needs.

What is the difference between per-event and per-market odds API pricing?

Per-event pricing involves a single charge for one game irrespective of the number of requested markets or bookmakers, while per-market pricing escalates costs with the number of markets queried. For example, a single NBA game with multiple markets could result in significantly higher costs under a per-market model compared to a per-event price structure.

Which odds APIs offer a free tier?

Providers such as SportsGameOdds, The Odds API, and SportsData.io provide free tier options. Unabated allows for trials upon request. Conversely, OddsJam and OpticOdds require direct conversations for access.

Does SportsGameOdds offer futures or same-game parlay odds?

No, current offerings under SportsGameOdds do not include futures or SGP. The focus remains on essential betting lines including moneylines, spreads, totals, team totals, player props, and alternate lines across full-game and period markets.

Which odds APIs include bet settlement and results?

SportsGameOdds, Unabated, OpticOdds, and SportsData.io feature settlement data in their packages. This is a critical consideration, as some providers may require pairing with separate services for grading bets, thereby increasing complexity.

Which odds APIs cover sharp books like Pinnacle?

SportsGameOdds does include Pinnacle along with other sharp books, while many mainstream offerings like The Odds API do not cover these operators. Users focused on utilizing sharp line movements for model building should be mindful of this aspect.

How much does an odds API cost in total?

Costs can range substantially from $25/month for hobbyists to over $5,000/month for enterprise solutions. Entry-level services publish their prices, while others may require direct consultations for tailored pricing structures.

Can I switch odds API providers without rewriting my integration?

Transitioning between providers typically necessitates revising parsing layers since schemas for identifying markets differ across APIs. Therefore, while switching may be possible, it is not always straightforward.

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