This restaurant has received overwhelmingly positive reviews, with customers praising its authentic and delicious Thai cuisine. The food is consistently described as "amazing," "authentic," and "spot on." The portions are also generous, with many customers noting that they were able to take leftovers home. The atmosphere is modern and clean, with a welcoming ambiance that makes customers feel at ease. However, some customers have noted that the service can be a bit slow, and there have been a few instances where the wait staff forgot to refill drinks or deliver orders. Overall, Yaya's Thai Fusion is a must-visit destination for anyone looking for high-quality Thai cuisine in San Antonio. One notable issue is that some customers have complained about the sweetness level of certain dishes, suggesting that the chef may be using too much sugar in the sauces. Despite this, the restaurant's strengths far outweigh its weaknesses, making it a top choice for Thai food lovers.