The two dominant approaches are HLS (HTTP Live Streaming) and WebRTC. HLS is mature, scales well through standard CDN infrastructure, and handles variable network conditions gracefully through adaptive bitrate. The trade-off is latency: typical HLS delivery sits at 3 to 8 seconds behind the live action. For most standard table games, that’s acceptable. For bet-behind scenarios, rapid-fire side bets, or game formats with tight decision windows, it introduces friction.

WebRTC delivers sub-second latency. It’s what makes interactive game show formats viable. But it’s harder to scale because it relies on peer-to-peer or SFU (Selective Forwarding Unit) architecture rather than traditional CDN edge caching. Provider infrastructure costs are higher, and the protocol is less forgiving of poor client-side network conditions. If your player base skews mobile on variable 4G connections, WebRTC streams will degrade more noticeably than HLS adaptive bitrate.

Most tier-one providers now run hybrid approaches. Standard table games stream via HLS; interactive game shows and formats requiring real-time input use WebRTC. When evaluating, ask specifically which protocol each game category uses, and what fallback behaviour exists when WebRTC connections degrade.

OCR is how card values, roulette outcomes, and dice results get digitised from the physical game into structured data. The reliability of this pipeline is everything. A misread card value that propagates into your settlement engine creates a reconciliation nightmare, regulatory exposure, and player disputes.

Ask providers about their OCR validation chain. The better implementations use redundant camera angles, secondary validation against game logic rules (a blackjack shoe can’t deal the same card twice), and human dealer confirmation checkpoints. Ask about error rates and what happens when a read fails: does the round void automatically, or does the system attempt correction? How are voided rounds reported in your regulatory audit trail?

The more important question is how game event data reaches your platform. An API-first integration model should deliver structured event data (round start, bet placement, card dealt, outcome, settlement) as discrete webhook or streaming events that your platform can ingest, validate against your own game logic layer, and use for real-time responsible gambling checks. If the provider only delivers aggregated session-level data post-round, your ability to run real-time affordability checks or trigger in-play responsible gambling interventions is limited. Under current UKGC direction, that’s a problem.

The wallet service architecture is where most integration pain lives. Your platform wallet needs to handle reserve, debit, and credit operations for each bet placement and settlement in real time. The provider’s game server will call your wallet API on every bet. Latency in that round-trip directly affects the player experience (a visible delay between placing a chip and confirmation). Failures in that call path require clear handling: does the bet fail gracefully, or does the player see an error state while funds are in limbo?

Evaluate whether the provider supports a single-wallet integration model or requires a transfer wallet. Transfer wallets (where funds move from your main wallet to a provider-side wallet before play) introduce reconciliation complexity, delay fund availability, and create edge cases around session interruption. Single-wallet is cleaner but demands that your wallet API meets the provider’s latency and availability SLAs.

Live blackjack, roulette, and baccarat are commodity products. Every provider of any scale offers them. The differences in standard table game execution are marginal: camera angles, dealer presentation, UI polish. These games are necessary but not differentiating.

Where product strategy gets interesting is in game shows and hybrid formats. Evolution’s Crazy Time, Monopoly Live, and Lightning series have proven that game show formats drive acquisition and extend session times for a player demographic that traditional table games don’t reach. These formats blend RNG bonus rounds with live presentation, creating a distinct content category.

Pragmatic Play has responded with their own game show portfolio, and Playtech has invested in Adventures Beyond Wonderland and similar formats. The strategic question for operators is whether to concentrate game show content with a single provider (maximising that provider’s investment in your lobby) or spread across multiple providers for portfolio breadth.

Concentration gives you commercial use: higher volume with one provider typically means better revenue share terms and priority access to new releases. Diversification reduces single-provider dependency and gives you fallback content if one provider’s new release underperforms. We generally advise operators to lead with one primary provider for game shows while maintaining at least one secondary integration for competitive tension and risk mitigation.

Exclusive or early-access game launches are a real differentiator. Ask providers what their exclusivity model looks like: is it time-limited, market-specific, or volume-contingent? The answer tells you how much use your scale actually gives you.

Live casino mobile traffic now exceeds desktop for most operators. A mobile experience that drops frames, loads slowly, or presents an unusable betting interface on smaller screens directly impacts revenue.

The technical requirements are specific. Adaptive bitrate streaming must respond quickly to bandwidth fluctuations on mobile networks. The game UI must be responsive, not just scaled-down desktop. Bet placement on a 5-inch screen during a live round with a countdown timer demands purpose-built touch interfaces, not mouse-click interactions adapted for fingers.

Page weight matters. If your live casino lobby loads 4MB of assets before a player can enter a game, you’ll lose a measurable percentage on mobile. Lazy loading of game thumbnails, efficient asset compression, and minimal JavaScript bundle sizes aren’t nice-to-haves.

Test on real devices, on real mobile networks, in your target markets. Emulators and lab WiFi don’t reveal the performance problems your players experience on a congested 4G connection in central London at 9pm on a Saturday. Ask providers for their mobile performance benchmarks: time to first frame, stream startup latency, and UI interaction responsiveness. If they can’t provide these numbers, that tells you something.

Portrait mode support for mobile is more standard but still inconsistent across providers and game formats. Confirm which games support portrait natively versus requiring environment rotation. Forced environment rotation is a friction point that affects session starts.